Anti-laser protective spectacles

Description

FIG. 1 is a front perspective view of anti-laser protective spectacles, showing our new design;

FIG. 2 is a side-elevational view thereof;

FIG. 3 is a rear-elevational view thereof;

FIG. 4 is a front-elevational view thereof;

FIG. 5 is a side-elevational view thereof, opposite that shown in FIG. 2;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D113013 January 1939 Parfrey
2166110 July 1939 Baldanza
2177610 October 1939 Ehrlich
2281129 April 1942 Wolff
2307419 January 1943 McNeill
2504524 April 1950 Hayward
3155982 November 1964 Baratelli
3678929 July 1972 Buscher
4976530 December 11, 1990 Mackay
Other references
  • Accessories Oct. 1988, p. 19.
Patent History
Patent number: D333312
Type: Grant
Filed: Feb 20, 1990
Date of Patent: Feb 16, 1993
Assignee: Carl-Zeiss-Stiftung, Heidenheim/Brenz (Oberkochen)
Inventors: Heinz-Wilhelm Paysan (Aalen-Waldhausen), Hermann Schurle (Aalen), Wolfgang Grimm (Heidenheim), Hans Gaiser (Reutlingen)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Law Firm: Hopgood, Calimafde, Kalil, Blaustein & Judlowe
Application Number: 7/482,359
Classifications
Current U.S. Class: D16/102