Gas cylinder handling hand-truck
Latest Ergo-Safe, Inc. Patents:
Description
Claims
The ornamental design for a gas cylinder handling hand-truck, as shown and described.
Referenced Cited
U.S. Patent Documents
4793622 | December 27, 1988 | Sydlow |
4887835 | December 19, 1989 | Dallaire |
5193842 | March 16, 1993 | Fontenot |
5351983 | October 4, 1994 | Descalo |
D356410 | March 14, 1995 | Cole |
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D432283 | October 17, 2000 | Mohns |
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D615724 | May 11, 2010 | Girard |
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D764735 | August 23, 2016 | Avery |
Patent History
Patent number: D771894
Type: Grant
Filed: Aug 11, 2015
Date of Patent: Nov 15, 2016
Assignee: Ergo-Safe, Inc. (Bakersfield, CA)
Inventors: Dwayne Roach (Bakersfield, CA), Michael Blackwood (Bakersfield, CA)
Primary Examiner: Cynthia Ramirez
Application Number: 29/535,898
Type: Grant
Filed: Aug 11, 2015
Date of Patent: Nov 15, 2016
Assignee: Ergo-Safe, Inc. (Bakersfield, CA)
Inventors: Dwayne Roach (Bakersfield, CA), Michael Blackwood (Bakersfield, CA)
Primary Examiner: Cynthia Ramirez
Application Number: 29/535,898
Classifications
Current U.S. Class:
Hand Cart Or Frame Therefor (D34/12)