Lever hoist

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Description

FIG. 1 is a top and front perspective view of a lever hoist showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof; and

FIG. 4 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D152124 December 1948 Parker
D220772 May 1971 Hawkins
3139268 June 1964 Carroll
4251060 February 17, 1981 Suzuki et al.
4260136 April 7, 1981 Harman et al.
Patent History
Patent number: D307659
Type: Grant
Filed: Jul 10, 1987
Date of Patent: May 1, 1990
Assignee: Elephant Chain Block Company Limited (Osaka)
Inventors: Eikichi Kobayashi (Izumiohtsu), Yoshio Ueno (Sakai)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Law Firm: Stevens, Davis, Miller & Mosher
Application Number: 7/71,728