John R. Amell

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Woodinville, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic monopod hoist
- Patent number 6,860,470
- Issue date Mar 1, 2005
- The Boeing Company
- Karl J. Schaefer
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Pneumatic monopod hoist
- Publication number 20040099850
- Publication date May 27, 2004
- Karl J. Schaefer
- B66 - HOISTING LIFTING HAULING