Visor frame for a protective helmet

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Description

FIG. 1 is a side elevational view of a visor frame for a protective helmet showing my new design;

FIG. 2 is a perspective view thereof; and

FIG. 3 is an enlarged top plan view thereof.

Referenced Cited
U.S. Patent Documents
D168057 October 1952 Margwarth
D250496 December 12, 1978 Odell et al.
4023210 May 17, 1977 Hanson
Patent History
Patent number: D276380
Type: Grant
Filed: Jul 16, 1981
Date of Patent: Nov 20, 1984
Assignee: Hellberg Protection Aktiebolag (Lerum)
Inventor: Goran Hellberg (Varberg)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Carmen H. Vales
Law Firm: Holman & Stern
Application Number: 6/284,014
Classifications
Current U.S. Class: D/2233