Roller chock

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Description

FIG. 1 is a perspective view of a roller chock embodying my new design;

FIG. 2 is an end view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D191885 December 1961 Corlett
Patent History
Patent number: D253161
Type: Grant
Filed: Feb 21, 1978
Date of Patent: Oct 16, 1979
Inventor: John Lindsay (Manchester, MA)
Primary Examiner: A. Hugo Word
Attorney: Robert A. Cesari
Application Number: 5/879,816
Classifications
Current U.S. Class: D/8356; D/8382
International Classification: D0808;