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Stephen P. Durham
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Omer, MI, US
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Patents Grants
last 30 patents
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Patent Grant
Vertically folding hand truck and methods of its operation and cons...
Patent number
6,601,859
Issue date
Aug 5, 2003
Magline, Inc.
Stephen P. Durham
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
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Patent Application
Vertically folding hand truck and methods of its operation and cons...
Publication number
20020008367
Publication date
Jan 24, 2002
Magline, Inc.
Stephen P. Durham
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS