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Safety jack for mobile homes and trailers
D313300 Safety jack for mobile homes and trailers

Patent Drawings:
Inventor: Robertson
Date Issued: December 25, 1990
Application: 07/212,753
Filed: June 28, 1988
Inventors: Robertson; Johnie C. (Palm Desert, CA)
Assignee:
Primary Examiner: Chin; Kay H.
Assistant Examiner:
Attorney Or Agent: Benoit; John E.
U.S. Class: D34/31
Field Of Search: D34/28; D34/31; D34/32; 254/45; 254/133; 254/934; 254/94; 254/100; 248/351; 248/352; 52/126
International Class:
U.S Patent Documents: D298676; 3118651; 3580543; 3606231; 3786551; 3810603; 3957249; 3968605
Foreign Patent Documents:
Other References:

Abstract:
Claim: The ornamental design for a safety jack for mobile homes and trailers, as shown and described.
Description: FIG. 1 is a front elevational view of a safety jack for mobile homes and trailers 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 top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view of a second embodiment of the safety jack for mobile homes and trailers;

FIG. 7 is a right side elevational view of FIG. 6;

FIG. 8 is a left side elevational view of FIG. 6;

FIG. 9 is a top plan view of FIG. 6; and

FIG. 10 is a bottom plan view of FIG. 6.

The rear views of FIGS. 1 and 6 are mirror images of the front views.

The broken lines showing an I-beam and pier is for illustrative purposes only and forms no part of the claimed invention.

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