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Richard M. Lefebvre
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Denver, CO, US
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Patents Grants
last 30 patents
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Patent Grant
Adjustable orbital lathe
Patent number
11,833,591
Issue date
Dec 5, 2023
L5R LLC
Richard M. Lefebvre
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Adjustable orbital lathe
Patent number
11,130,180
Issue date
Sep 28, 2021
L5R LLC
Richard M. Lefebvre
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods of modifying a trailer kingpin in situ
Patent number
7,762,167
Issue date
Jul 27, 2010
Richard M. Lefebvre
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
Methods of Modifying a Trailer Kingpin In Situ
Publication number
20080258429
Publication date
Oct 23, 2008
Richard M. Lefebvre
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS