Window washing machine

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of a window washing machine showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
2718656 September 1955 Kirk
3629893 December 1971 Brown
3919733 November 1975 Susnjara
Patent History
Patent number: D254009
Type: Grant
Filed: Sep 29, 1977
Date of Patent: Jan 22, 1980
Inventor: Dennis D. Stokebrand (Lincoln, NE)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Louis J. Strom
Application Number: 5/837,667
Classifications
Current U.S. Class: D15/34; D15/50; D23/158
International Classification: D2304; D1505;