Sash lock

- Allen-Stevens Corp.
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Description

FIG. 1 is a top plan view of a sash lock showing my new design:

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left end elevation view thereof; and

FIG. 6 is a right end elevation view thereof.

Referenced Cited
U.S. Patent Documents
D215080 September 1969 Ahlgren
963983 July 1910 Bernhard
1899466 February 1933 Kistner
2605125 July 1952 Emerson
Other references
  • 1975 Sweet's Architectural Catalog, vol. 6, Section 8.16/an, p. 19, Sash Lock, 9, center of page.
Patent History
Patent number: D248617
Type: Grant
Filed: Jan 3, 1977
Date of Patent: Jul 25, 1978
Assignee: Allen-Stevens Corp. (Woodside, NY)
Inventor: Ralph Cavalucci (New York, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Application Number: 5/756,370
Classifications
Current U.S. Class: D/8337
International Classification: D0807;