CH56625A
(en )
1912-11-16
Device for measuring the distance between balls in bocce game
CH48982A
(en )
1910-12-16
Device for determining the time units between two points in time
CH60397A
(en )
1913-07-16
Device for stretching the urethra
CH59198A
(en )
1913-05-02
Device for fine reading on devices with graduations
CH66602A
(en )
1914-09-16
Device for measuring the change in chest size during breathing exercises
CH67448A
(en )
1914-12-16
Device for measuring the amount of heat contained in the air
FR481942A
(en )
1917-01-31
Improvements in micrometric measurements
CH65853A
(en )
1914-07-16
Device for rowing with the face in the direction of travel
CH45650A
(en )
1909-12-01
Penholder with device for counting the lines
GB137905A
(en )
1920-01-29
A measuring or gauging device
CH66158A
(en )
1914-08-17
Method and device for measuring the magnetic tension between any points in a magnetic circuit
CH74239A
(en )
1917-02-01
Device for measuring and calculating electrical consumption
NL1058C
(en )
1916-01-15
Improvement to a ball block for electricity meters, measuring instruments and the like
CH73984A
(en )
1916-12-16
Device for recording game results
CH72389A
(en )
1916-08-01
Device for recording game results
CH74175A
(en )
1917-02-01
Device for making broken car drawbars ready for immediate use
FR426776A
(en )
1911-07-18
Devices for experiments and precision measurements
CH67491A
(en )
1914-12-16
Apparatus for measuring body temperature
FI6266A
(en )
1916-02-10
Adjustable grain measuring device
CH57402A
(en )
1913-01-02
Counting device intended for checking amounts paid
FR431959A
(en )
1911-11-24
Device for marking golf balls
CH56052A
(en )
1912-10-01
Device on railway wagons to display the exit side
CH66180A
(en )
1914-08-17
Device for indicating the movement of liquids in lines
CH66759A
(en )
1914-10-01
Method and device for counting objects of approximately the same size
CH66760A
(en )
1914-10-01
Method and device for counting objects of approximately the same size