Locking tube roller

Description

FIG. 1 is a front elevational view of a locking tube roller 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
D196484 October 1963 Crawford
D274772 July 24, 1984 Obland
955530 April 1910 Morrison
1692213 November 1928 Kielberg
1894152 January 1933 Bolz
2656065 October 1953 Breeze
2809770 October 1957 Neimy et al.
2903162 September 1959 Regan
Patent History
Patent number: D303892
Type: Grant
Filed: Nov 6, 1987
Date of Patent: Oct 10, 1989
Inventor: William G. Parker (Montoursville, PA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Jerry T. Kearns
Application Number: 7/117,657
Classifications
Current U.S. Class: D/6541