CH59198A
(en )
1913-05-02
Device for fine reading on devices with graduations
FR428223A
(en )
1911-08-25
Grouper-classifier device for furs
CH64966A
(en )
1914-05-01
Measuring device on devices
CH75234A
(en )
1917-06-16
Sample measuring device on card punching machines
CH70639A
(en )
1915-10-16
Device on typewriters
CH71553A
(en )
1916-01-17
Device on typewriters
CH64214A
(en )
1914-04-01
Marking device on rotary measuring machines
CH49772A
(en )
1911-03-16
Device for testing eggs
CH39160A
(en )
1908-02-01
Spirit level with device for measuring angles
CH56565A
(en )
1912-11-16
Device for transferring drawings
CH56382A
(en )
1912-11-01
Device on drawing boards for clamping drawing paper
CH53804A
(en )
1912-04-01
Reading device on electrical measuring devices
CH61468A
(en )
1913-09-16
Device for measuring fractions of a millimeter
FR449443A
(en )
1913-02-26
Distribution device
ES50166A1
(en )
1911-05-01
An electrical device for measuring.
CH58543A
(en )
1913-03-17
Steering device on slide
CH58308A
(en )
1913-03-01
Steering device on slide
CH47813A
(en )
1910-08-16
Pointer device on pocket watches
FR467833A
(en )
1914-06-22
Advanced marine probe device
FR436235A
(en )
1912-03-21
Fumivorous device
FR431789A
(en )
1911-11-20
Fumivorous device
CH63827A
(en )
1914-02-16
Device for printing texts on tapes
CH51545A
(en )
1911-09-01
Device for counting coins
CH73598A
(en )
1916-11-01
Device for moving the slide on calculating machines
CH53813A
(en )
1912-04-01
Device for heating fournier