自行車頭盔 Gilera - 不明
編號 37067785
測力計-機械計算機“ FELIX-M” - 金屬
編號 37067785
測力計-機械計算機“ FELIX-M” - 金屬
Arithmometer - Mechanical Calculating Machine "FELIX - M" - USSR – 1970
Good condition - working - with minor traces of wear
Manufactured in 1970 in USSR.
This counting machine is a modification of Oderson's lever calculator. It allows you to work with operands up to 9 characters long and receive a response up to 13 characters long (up to 8 for private from division).
Input of numbers is carried out by moving the levers up and down. The addition operation requires pulling the right-hand handle and rotating it one turn at a time. The operation of subtraction is the reverse, turning one turn from oneself
Working.
Weight - 3,6 kg
Dimensions - 25x16x12 sm