Lester E. Johnson

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Glyndon, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Book shelf moving apparatus
- Patent number 4,934,893
- Issue date Jun 19, 1990
- Lester E. Johnson
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Elevator control adaptor for handicapped users
- Patent number 4,296,291
- Issue date Oct 20, 1981
- Lester E. Johnson
- B66 - HOISTING LIFTING HAULING