David A. Lapen

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Peoria, IL, US

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Patents Applicationslast 30 patents

Information Patent Application
Machine track system and machine track segment
- Publication number 20080284245
- Publication date Nov 20, 2008
- Caterpillar Inc.
- Richard E. Livesay
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Master link for machine track and method
- Publication number 20080174175
- Publication date Jul 24, 2008
- Richard E. Livesay
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS