Calculator attachment for a tape measurer

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Description

FIG. 1 is a front elevational view of the calculator attachment for a tape measurer showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of a tape measure is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D276536 November 27, 1984 Siefert
D331254 November 24, 1992 Hiromori
D333831 March 9, 1993 Chen
5230159 July 27, 1993 Lipsey
Other references
  • Hong Kong Enterprise; Basketcalc, Soccercalc & Basecalc Calculators; May 1986; p. 14. Hong Kong Enterprise; clock/calculator; Jul. 1988; p. 206.
Patent History
Patent number: D351801
Type: Grant
Filed: Jul 1, 1993
Date of Patent: Oct 25, 1994
Inventor: Michael J. Ferra (Simi Valley, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Application Number: 0/10,160