CH77818A
(en )
1918-10-16
Apparatus for detecting and collecting electrical current in lines
CH80410A
(en )
1919-06-02
Apparatus for quickly drawing symmetrical lines
CH77880A
(en )
1918-06-01
Method and apparatus for ventilating haysticks
CH81916A
(en )
1919-12-01
Apparatus for gymnastics
CH65584A
(en )
1914-06-16
Apparatus for turning balls and fillets on lathes
CH81391A
(en )
1919-10-16
Apparatus for ventilating haysticks
CH79456A
(en )
1918-11-16
Apparatus for cutting fruit
CH82864A
(en )
1919-11-01
Device for rectifying high and low frequency alternating currents
CH81656A
(en )
1919-07-01
Apparatus for turning grinding stones and other stones
CH81453A
(en )
1919-06-16
Method and device for registering loose documents and the like
CH78271A
(en )
1918-07-01
Apparatus for vaporizing liquids
CH77899A
(en )
1918-06-01
Apparatus for rubbing floors and stairs with steel chips
CH82444A
(en )
1919-10-01
Apparatus for lowering coffins
CH78653A
(en )
1918-08-16
Apparatus for straightening trousers
CH82863A
(en )
1919-11-01
Switching device for switching electrical circuits on and off
CH81504A
(en )
1919-12-01
Apparatus for pressing buttons and other mass-produced articles
CH57403A
(en )
1913-01-02
Electric apparatus for automatically displaying and collecting billiard taxes
FR505718A
(en )
1920-08-05
Improved method and apparatus for interrupting electrical circuits
CH68347A
(en )
1915-03-16
Apparatus for sticking stickers
FR496248A
(en )
1919-10-30
Improved method and apparatus for generating electric currents
CH80514A
(en )
1919-03-17
Method and device for mechanically dividing peat
DK30921C
(en )
1922-12-11
Method and Apparatus for Cleaning the Electrodes for Electric Filters.
CH76574A
(en )
1918-01-16
Apparatus for testing eggs
CH77860A
(en )
1918-06-01
Device for binding and carrying packages
DK32898C
(en )
1924-02-25
Method and Apparatus for Electric Welding.