CH19922A
(en )
1900-10-31
Apparatus for liquefying air
CN309704553S
(en )
2025-12-26
Arthroscopy
CN309866626S
(en )
2026-03-24
Plant observation box
FR378144A
(en )
1907-09-25
Apparatus for examining photographic images
CH36341A
(en )
1906-12-31
Apparatus for liquefying air in several portions of different compositions
FR378906A
(en )
1907-10-19
Apparatus for direct observation of images
CN309962935S
(en )
2026-05-05
monitor
CN309884418S
(en )
2026-03-31
Monitor (GL-QL)
FR352856A
(en )
1905-08-23
Apparatus for liquefying air in several portions of different compositions
CN309677491S
(en )
2025-12-16
Video laryngoscope
CN309710545S
(en )
2025-12-30
Industrial cameras
CN309858345S
(en )
2026-03-20
Monitor (VH-VHPro)
FR517E
(en )
1903-01-26
Refreshing speculum perfected for matrix examination
CN309885362S
(en )
2026-03-31
electronic eyepiece
CN309850610S
(en )
2026-03-17
Microscope zoom objective lens (WBC801)
CN309745010S
(en )
2026-01-23
Industrial endoscopes
CN309456890S
(en )
2025-08-22
Endoscope Camera (UC60)
FR361215A
(en )
1906-05-26
New apparatus and method for cold and dry smothering of cocoons
FR431818A
(en )
1911-11-21
Method and apparatus for removing discharge ink from printing surfaces of printing presses
FR321406A
(en )
1903-01-09
Device for observing and fixing the balance of masses in crank controls
CH1176A
(en )
1889-09-27
Apparatus for roasting cocoa using pressurized steam
FR6888E
(en )
1907-03-25
New apparatus and method for cold and dry smothering of cocoons
FR429522A
(en )
1911-09-25
Apparatus and method for making printing plates
FR354E
(en )
1902-12-13
A device for projecting pressurized air at high temperature
CH23674A
(en )
1902-09-15
Device for the production of cold air