Lee Stephen Boyum

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St. Peter, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Pivoting track tensioning system for a tracked vehicle
- Patent number 6,641,235
- Issue date Nov 4, 2003
- Jarraff Industries Inc.
- Lee Stephen Boyum
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Track tensioning biasing system for a tracked vehicle
- Patent number 6,604,796
- Issue date Aug 12, 2003
- Jarraff Industries Inc.
- Lee Stephen Boyum
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Pivoting track tensioning system for a tracked vehicle
- Publication number 20020171290
- Publication date Nov 21, 2002
- Lee Stephen Boyum
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Track tensioning biasing system for a tracked vehicle
- Publication number 20020171289
- Publication date Nov 21, 2002
- Lee Stephen Boyum
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS