Letter opener
Description
FIG. 1 is a side elevational view of a letter opener 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; and
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D183641 | September 1958 | Werstein |
D230563 | March 1974 | Stahel, II |
- Hong Kong Enterprise, 12/80, p. 348, Letter Openers.
Patent History
Patent number: D312564
Type: Grant
Filed: Dec 22, 1988
Date of Patent: Dec 4, 1990
Inventor: Sai Y. Tam (Kowloon G.P.O. Box 11071)
Primary Examiner: Bernard Ansher
Assistant Examiner: Terry A. Pfeffer
Law Firm: Collard, Roe & Galgano
Application Number: 7/289,087
Type: Grant
Filed: Dec 22, 1988
Date of Patent: Dec 4, 1990
Inventor: Sai Y. Tam (Kowloon G.P.O. Box 11071)
Primary Examiner: Bernard Ansher
Assistant Examiner: Terry A. Pfeffer
Law Firm: Collard, Roe & Galgano
Application Number: 7/289,087
Classifications
Current U.S. Class:
D/8102