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Valery Tsimmerman
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West Friendship, MD, US
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Patents Grants
last 30 patents
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Patent Grant
Articulated lifting devices for lifting objects under overhangs
Patent number
6,578,892
Issue date
Jun 17, 2003
Valery Tsimmerman
B66 - HOISTING LIFTING HAULING
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last 30 patents
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Patent Application
Articulated lifting devices for lifting objects under overhangs
Publication number
20020050724
Publication date
May 2, 2002
Valery Tsimmerman
B66 - HOISTING LIFTING HAULING