Focusing knob for binoculars

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Description

FIG. 1 is a perspective view of a focusing knob for binoculars incorporating my new design environmental structure being indicated by broken lines for illustrative purposes only;

FIG. 2 is an enlarged perspective view of the focusing knob;

FIG. 3 is a top plan view of the focusing knob;

FIG. 4 is a bottom plan view of the focusing knob;

FIG. 5 is a side elevational view of the focusing knob; and

FIG. 6 is a rear elevational view of the focusing knob.

Referenced Cited
U.S. Patent Documents
4066329 January 3, 1978 Van Exel
Patent History
Patent number: D251197
Type: Grant
Filed: Mar 17, 1978
Date of Patent: Feb 27, 1979
Assignee: Osawa & Co. (USA) Inc. (New York, NY)
Inventor: Masashi Kobayashi (Tokyo)
Primary Examiner: Bernard Ansher
Attorney: Granville M. Brumbaugh
Application Number: 5/887,523
Classifications
Current U.S. Class: D16/59; 350/77
International Classification: D1606;