Concav - Jacob Maul - Balance or scale - Duograd - rub, Aluminium - Herbalist's scale

05
days
03
hours
38
minutes
41
seconds
Current bid
€ 3
No reserve price
Ashley Calvert
Expert
Selected by Ashley Calvert

He has 15 years of experience trading 20th century glass and antiques.

Estimate  € 120 - € 180
FR
€3
ES
€1

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Concav Duograd mechanical balance by Jacob Maul, cast iron frame with an aluminum platter, in good used condition with age-related signs, height 24 cm, width 18 cm, depth 13 cm, weight 410 g, designed in Hamburg, Germany and dating from 1900–1910, fully functional.

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Description from the seller

Antique Cast-Iron Pendulum Scale "Concav" Jacob Maul - From a Historic Herbal Shop. Height 24 cm, width 18 cm, depth 13 cm, weight 410 g.

Splendid and authentic vintage mechanical pendulum scale, model "Concav", produced by the renowned German manufacturer Jacob Maul (Hamburg), dating between 1910 and 1930.
This specific piece has a fascinating history: it was used for decades in a historic herbal shop for weighing medicinal herbs, spices, and natural preparations, carrying with it the charm of old artisanal workshops.

• Materials: Robust supporting frame in heavy cast iron painted black, brass lever mechanism, and a highly legible white enamel graduated dial.

• Dual-range operation: Bilateral pendulum mechanism with a lever to switch scales. Lower scale 0-50 g for precise weighing; upper scale 0-250 g for larger weights.

• Rare detail: The brass arm bears the original Dutch inscription "Voor Huishoudelijk Gebruik" (For domestic use), attesting to its vintage Belgian/Dutch market destination.

• Condition: The item is structurally intact and the mechanism moves freely. It shows a beautiful patina of time with oxidation spots and even superficial rust that certify its authenticity (not a modern reproduction). Equipped with an upper aluminum tray with a removable basin. Tested with a 20 g weight as shown in the photo. Functional adjustment screw, left leg foldable.

Perfect as a collectible piece, vintage furnishing item for kitchens, medical offices, pharmacies, or as a piece of industrial design nostalgia.

The photos are an integral part of the description (look closely for oxidation and rust in multiple spots); shipping will be fast and insured for the full value. We do not ship outside Europe.
At the end of the auction, please check the messages center where you will receive photos of the packaging and instructions for receipt.

Antique Cast-Iron Pendulum Scale "Concav" Jacob Maul - From a Historic Herbal Shop. Height 24 cm, width 18 cm, depth 13 cm, weight 410 g.

Splendid and authentic vintage mechanical pendulum scale, model "Concav", produced by the renowned German manufacturer Jacob Maul (Hamburg), dating between 1910 and 1930.
This specific piece has a fascinating history: it was used for decades in a historic herbal shop for weighing medicinal herbs, spices, and natural preparations, carrying with it the charm of old artisanal workshops.

• Materials: Robust supporting frame in heavy cast iron painted black, brass lever mechanism, and a highly legible white enamel graduated dial.

• Dual-range operation: Bilateral pendulum mechanism with a lever to switch scales. Lower scale 0-50 g for precise weighing; upper scale 0-250 g for larger weights.

• Rare detail: The brass arm bears the original Dutch inscription "Voor Huishoudelijk Gebruik" (For domestic use), attesting to its vintage Belgian/Dutch market destination.

• Condition: The item is structurally intact and the mechanism moves freely. It shows a beautiful patina of time with oxidation spots and even superficial rust that certify its authenticity (not a modern reproduction). Equipped with an upper aluminum tray with a removable basin. Tested with a 20 g weight as shown in the photo. Functional adjustment screw, left leg foldable.

Perfect as a collectible piece, vintage furnishing item for kitchens, medical offices, pharmacies, or as a piece of industrial design nostalgia.

The photos are an integral part of the description (look closely for oxidation and rust in multiple spots); shipping will be fast and insured for the full value. We do not ship outside Europe.
At the end of the auction, please check the messages center where you will receive photos of the packaging and instructions for receipt.

Details

Era
1900-2000
Weight
410 g
Specific region of origin
Amburgo
Title additional information
Herbalist's scale
Country of origin
Germany
Manufacturer/brand
Concav
Designer/artist/maker
Jacob Maul
Model
Duograd
Material
rub, Aluminium
Condition
Good condition - used with small signs of ageing
In Working Order
Yes
Height
24 cm
Width
18 cm
Depth
13 cm
Estimated period
1900-1910
Sold by
ItalyVerified
130
Objects sold
100%
Private

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