David A. Robertson

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Manitowoc, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Height adjustment mechanism for an auxiliary member on a crane
- Patent number 10,183,848
- Issue date Jan 22, 2019
- Manitowoc Crane Companies, LLC
- Timothy J. Albinger
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
HEIGHT ADJUSTMENT MECHANISM FOR AN AUXILIARY MEMBER ON A CRANE
- Publication number 20150210514
- Publication date Jul 30, 2015
- Manitowoc Crane Companies, LLC
- Timothy J. Albinger
- B66 - HOISTING LIFTING HAULING