Lock cylinder

Description

FIG. 1 is a front elevational view of a lock cylinder 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.

Referenced Cited
U.S. Patent Documents
D31583 October 1899 Arnold
D312769 December 11, 1990 Bisbing
4899563 February 13, 1990 Martin
Patent History
Patent number: D334841
Type: Grant
Filed: Jun 15, 1990
Date of Patent: Apr 20, 1993
Inventor: Lewis F. Schmitt, Sr. (Cinti, OH)
Primary Examiner: Brian N. Vinson
Attorney: Leon Gilden
Application Number: 7/538,473
Classifications
Current U.S. Class: D/8343