Combination calculator and tape rule
Latest Sonin, Inc. Patents:
Description
FIG. 1 is a top, front and left side perspective view of a combination calculator and tape rule showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a left side elevational view;
FIG. 5 is a rear elevational view;
FIG. 6 is a top plan view; and,
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D186623 | November 1959 | Schwartz |
D219065 | October 1990 | Zelnick |
D228202 | August 1973 | Quenot |
D286861 | November 25, 1986 | Hollinger |
D295504 | May 3, 1988 | Yamamoto et al. |
4181959 | January 1, 1980 | Tateishi |
4181960 | January 1, 1980 | Tateishi |
4551847 | November 5, 1985 | Caldwell |
4766673 | August 30, 1988 | Bolson |
5027526 | July 2, 1991 | Crane |
Patent History
Patent number: D335091
Type: Grant
Filed: Mar 9, 1990
Date of Patent: Apr 27, 1993
Assignee: Sonin, Inc. (Scarsdale, NY)
Inventor: Alfred S. Schwartz (Darien, CT)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Pollock, Vande Sande & Priddy
Application Number: 7/491,715
Type: Grant
Filed: Mar 9, 1990
Date of Patent: Apr 27, 1993
Assignee: Sonin, Inc. (Scarsdale, NY)
Inventor: Alfred S. Schwartz (Darien, CT)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Pollock, Vande Sande & Priddy
Application Number: 7/491,715
Classifications
Current U.S. Class:
With Casing, I.e., Retractable Type (D10/72)