CH73598A
(en )
1916-11-01
Device for moving the slide on calculating machines
CH72284A
(en )
1916-05-01
Device for estimating the distance from flying machines
CH70788A
(en )
1915-11-01
Device for adjusting the swiveling teeth of the drive wheels on calculating machines
CH67335A
(en )
1914-12-01
Removable steering device on the slide
CH73695A
(en )
1916-11-01
Device for automatic zeroing of the setting disks on calculating machines
CH70919A
(en )
1915-11-01
Device on Ferrari meters to improve the error curve
DK19348C
(en )
1914-10-12
Registering Air Analysis Apparatus.
US1212251A
(en )
1917-01-16
Calculating apparatus.
CH70639A
(en )
1915-10-16
Device on typewriters
AT54949B
(en )
1912-08-26
Zero setting device on calculating machines.
CH59198A
(en )
1913-05-02
Device for fine reading on devices with graduations
CH69672A
(en )
1915-07-16
Device on electromagnetic membrane couplings
CH67686A
(en )
1915-01-02
Device for activating the alarm bell on vehicles that can be driven by hand
CH77556A
(en )
1918-05-01
Device for illustrating the elementary arithmetic operations
AT73182B
(en )
1917-03-10
Device for multi-color printing.
CH52747A
(en )
1911-12-16
Device for changing the direction of rotation of the dials on calculating machines
CH48982A
(en )
1910-12-16
Device for determining the time units between two points in time
CH67493A
(en )
1914-12-16
Device for holding back the shoulders
CH67132A
(en )
1914-11-02
Device for turning off spring locks on calculating machines and the like
CH58732A
(en )
1913-04-01
Device for increasing the grinding effect on roller grinding machines
CH65341A
(en )
1914-06-01
Device on milking machines with suction
CA155076A
(en )
1914-04-14
Calculating device
AT71540B
(en )
1916-04-10
Device for measuring shirts.
AT71512B
(en )
1916-04-10
Printing device for calculating machines.
CH63839A
(en )
1914-02-16
Setting mechanism on calculating machines