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US Patent: 1,283,884
Microscope
Patentees:
William L. Patterson - Rochester, NY
Gustav A. H. Kellner - Rochester, NY

USPTO Classifications:
359/375, 359/618, 359/629, 359/835

Tool Categories:

Assignees:
Bausch & Lomb Optical Co. - Rochester, NY

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Apr. 09, 1917
Granted: Nov. 05, 1918

Patent Pictures:
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Description:
Church & Rich - patent attorneys

Original application filed 27 Dec 1915. Divided and this applicatin files 09 Apr. 1917.

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