Title:
SWIVEL LEVER FOR RAISING THE CARRIAGE IN AN EPISCOPE
United States Patent 3489030
Inventors:
Mees, Robert
Publication Date:
01/13/1970
Export Citation:
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Assignee:
LEITZ ERNST GMBH
Primary Class:
74/531
Other Classes:
188/67
International Classes:
G03B21/06; G03B21/06; (IPC1-7): G05G5/06
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US Patent References:
2817268Adjustable platform for opaque copy and picture projector
2520011Image projector for opaque and transparent materials with forced air ventilation systems
2463026Adjustable platform for opaque copy and picture projectors
2183772Emergency brake handle for automobiles
0805493N/A




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