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Kitchener, CA
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last 30 patents
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Patent Grant
Apparatus for removal and replacement of a hinged lid on a metallur...
Patent number
8,262,982
Issue date
Sep 11, 2012
Hatch Ltd.
Song Leng
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
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Patent Application
APPARATUS FOR REMOVAL AND REPLACEMENT OF A HINGED LID ON A METALLUR...
Publication number
20110133373
Publication date
Jun 9, 2011
Hatch Ltd.
Song Leng
B66 - HOISTING LIFTING HAULING