| Switzerland Patents |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| CH-1,360 | Nov. 16, 1889 | C. Langdon-Davies | Advanced Apparatus for the Rhythmic Production of Electric Currents | electric generators |
| CH-5,982 | May 31, 1893 | C. Maynard | Clé ajustable pour boulons et écrous | quick adjust wrenches |
| CH-7,024 | Jul. 15, 1893 | M. Schmetz | Verstellbarer Schraubenschlüssel | quick adjust wrenches |
| CH-6,383 | Jan. 23, 1896 | C.A. Scharff | Improved Pelton's water wheel | water wheels |
| CH-12,413 | Sep. 12, 1896 | L. Urich | Schraubenschlüssel | alligator wrenches |
| CH-12,332 | Nov. 30, 1896 | N.M. Saati | Improved machine for dividing circular objects such as gears, dials, etc., into equal divisions | indexers and dividers |
| CH-26,628 | Sep. 30, 1903 | W. Langdon-Davies, A. Soames | AC Induction Motor | induction motors |
| CH-42,938 | Mar. 16, 1909 | J.S. Alcorn | Steam engine with a rotating piston and a hollow cylinder rotating in the same direction but at a different speed in a housing | rotary steam engines |
| CH-45,577 | Dec. 01, 1909 | E.B. Stimpson | Reinforced outer surface for the wheels of motor vehicles and motor bikes | |
| CH-55,234 | Aug. 16, 1912 | P. Catucci | Gear cutting machine | gear hobbing machines |
| CH-57,369 | Jan. 02, 1913 | . | Rotationsmaschine | |
| CH-96,512 | Oct. 16, 1922 | P.K. Kunze | Multi-part jaw for snug contact with bodies of any shape, taking place under pressure equalization | vise jaws |
| CH-140,791 | Jun. 30, 1930 | n. listed | Method and Machine for Dressing Tubular Objects on the Outside and Inside | grinding machines |
| CH-236,622 | Feb. 28, 1945 | J.E. Weigle, J. Minder | Lathe tool holder | lathe tool holders and tool posts |
| CH-238,017 | Jun. 15, 1945 | E.A. Perret, J. Minder, J.E. Weigle | Bearing shell | |
