Group 3 Manufacturing, Inc.

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Mt. Vernon, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for removal of vault lids and other heavy covers
- Patent number 6,202,985
- Issue date Mar 20, 2001
- Group 3 Manufacturing, Inc.
- Ian M. Chong
- B66 - HOISTING LIFTING HAULING