Laser-protection spectacles
Description
FIG. 1 is a front-perspective view of a first embodiment of laser-protection spectacles, showing our 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 bottom plan view thereof;
FIG. 6 is a left side perspective view thereof;
FIG. 7 is a right side perspective view thereof;
FIG. 8 is a front perspective view of a second modified embodiment of the design shown in FIGS. 1-7;
FIG. 9 is a front elevational view thereof;
FIG. 10 is a top plan view thereof;
FIG. 11 is a rear elevational view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is a right side perspective view thereof; and,
FIG. 14 is a left side perspective view thereof.
Referenced Cited
U.S. Patent Documents
Other references
| 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 |
- Accessories Oct. 1988 p. 19.
Patent History
Patent number: D330571
Type: Grant
Filed: Apr 11, 1991
Date of Patent: Oct 27, 1992
Assignee: Carl-Zeiss-Stiftung, Heidenheim/Brenz (Oberkochen)
Inventors: Heinz-Wilhelm Paysan (Aalen-Waldhausen), Wolfgang Grimm (Heidenhaim), Hermann Schurle (Aalen), Hans Gaiser (Reutlingen), Heinz Gutbrod (Leonberg)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Law Firm: Hopgood, Calimafde, Kalil, Blaustein & Judlowe
Application Number: 7/683,762
Type: Grant
Filed: Apr 11, 1991
Date of Patent: Oct 27, 1992
Assignee: Carl-Zeiss-Stiftung, Heidenheim/Brenz (Oberkochen)
Inventors: Heinz-Wilhelm Paysan (Aalen-Waldhausen), Wolfgang Grimm (Heidenhaim), Hermann Schurle (Aalen), Hans Gaiser (Reutlingen), Heinz Gutbrod (Leonberg)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Law Firm: Hopgood, Calimafde, Kalil, Blaustein & Judlowe
Application Number: 7/683,762
Classifications
Current U.S. Class:
D16/102