Interconnecting detachable extended vision optical elements

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Description

FIG. 1 is an exploded front perspective view of an interconnecting detachable extended vision optical element showing my new design;

FIG. 2 is a front perspective view thereof, the broken line showing of the baseball cap is for illustrative purposes only and forms no part of the claimed design;

FIG. 3 is a front perspective view thereof; and,

FIG. 4 is a front perspective view in an alternate position.

Referenced Cited
U.S. Patent Documents
D364033 November 14, 1995 Romano
D377364 January 14, 1997 Dinges
694449 March 1902 Waldron
700587 May 1902 Waldron
1504344 August 1924 Hennigh
2717385 September 1955 Linster
3820164 June 1974 Kiebala
5533207 July 9, 1996 Diaz
Patent History
Patent number: D391040
Type: Grant
Filed: Aug 6, 1996
Date of Patent: Feb 24, 1998
Inventor: Joseph J. Berke (West Bloomfield, MI)
Primary Examiner: Paula A. Mortimer
Application Number: 0/58,039
Classifications
Current U.S. Class: D/2891; D2/865; D2/866; Adjustable Lens Or Provision Therefor (D16/304)
International Classification: 0203;