Crack-indication element

Description

FIG. 1 is a top perspective view of a crack-indication element showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view of another embodiment of my new design of FIGS. 1 and 2;

FIG. 4 is a bottom plan view of FIG. 3;

FIG. 5 is a left end elevational view of FIG. 3;

FIG. 6 is a right end elevational view of FIG. 3.

Referenced Cited
U.S. Patent Documents
D273945 May 22, 1984 Homer
D277941 March 12, 1985 Dalgren
4175445 November 27, 1979 Templeton
4493214 January 15, 1985 Roach
Patent History
Patent number: D283109
Type: Grant
Filed: Aug 24, 1983
Date of Patent: Mar 25, 1986
Inventor: Kennert Roshoff (S-951 49 Lule.ang.)
Primary Examiner: Nelson C. Holtje
Law Firm: Burns, Doane, Swecker & Mathis
Application Number: 6/525,922