Vignetting device

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Description

FIG. 1 is an isometric view of a vignetting device, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D183462 September 1958 Maiershofer et al.
369453 September 1887 Kuhn
1743841 January 1930 Zurovsky
2664781 January 1954 Waller
2972931 February 1961 Roob
Patent History
Patent number: D246527
Type: Grant
Filed: Feb 23, 1976
Date of Patent: Nov 29, 1977
Inventor: Irving Pfefer (Simi Valley, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Thomas P. Mahoney
Application Number: 5/660,474
Classifications
Current U.S. Class: D16/38
International Classification: D1605;