David Lee Steadman

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Patents Grantslast 30 patents

Information Patent Grant
Rack
- Patent number 8,413,820
- Issue date Apr 9, 2013
- David Lee Steadman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Rack
- Publication number 20070256989
- Publication date Nov 8, 2007
- David Lee Steadman
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS