Opera glasses
Latest Young Optical Co., Ltd. Patents:
Description
FIG. 1 is a perspective view of opera glasses showing our new design;
FIG. 2 is a perspective view thereof from the side opposite that shown in FIG. 1;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is an end elevational view thereof from the left of FIG. 4, the opposite end elevational view being the mirror image thereof; and
FIG. 6 is a top plan view thereof, the bottom plan view thereof being identical.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D106310 | October 1937 | Ludovici |
35-18380 | August 1960 | JPX |
60-6119 | January 1985 | JPX |
689579 | October 1986 | JPX |
690156 | October 1986 | JPX |
- Selsi Co., Inc. catalog, p. 10, Opera Glasses, No. 205.
Patent History
Patent number: D305902
Type: Grant
Filed: Apr 28, 1988
Date of Patent: Feb 6, 1990
Assignee: Young Optical Co., Ltd. (Tokyo)
Inventors: Shoji Wakayama (Tokyo), Akio Akiyama (Tokyo)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Law Firm: Young & Thompson
Application Number: 7/191,028
Type: Grant
Filed: Apr 28, 1988
Date of Patent: Feb 6, 1990
Assignee: Young Optical Co., Ltd. (Tokyo)
Inventors: Shoji Wakayama (Tokyo), Akio Akiyama (Tokyo)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Law Firm: Young & Thompson
Application Number: 7/191,028
Classifications
Current U.S. Class:
Binocular (D16/133)