Title:
Uniform microdisplacement device, particularly for gratings scriber
United States Patent 2506141
US Patent References:
/0320275.html
- - 0320275
Propulsion mechanism for children's vehicles
- - 1589477
Ruling engine
- - 2303299
/0320275.html
- - 0320275
Propulsion mechanism for children's vehicles
- - 1589477
Ruling engine
- - 2303299
Inventors:
Andre, Drouin Pierre
Publication Date:
05/02/1950
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Export Citation:
Assignee:
Andre, Drouin Pierre
Primary Class:
Other Classes:
310/26, 310/12, 318/118, 74/110, 33/DIG.001, 310/17, 33/1R
International Classes:
G01J3/18; G02B5/18; G01J3/12