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Sierra Machinery, Inc.
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Sparks, NV, US
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Patents Grants
last 30 patents
Information
Patent Grant
Skiving and roller burnishing tool
Patent number
6,560,835
Issue date
May 13, 2003
Sierra Machinery, Inc.
Ronald J. Porter
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Skiving and roller burnishing tool
Patent number
6,367,137
Issue date
Apr 9, 2002
Sierra Machinery, Inc.
Ronald J. Porter
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Chip crusher
Patent number
5,090,628
Issue date
Feb 25, 1992
Sierra Machinery, Inc.
Ronald J. Porter
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Centering stand for cylinder holder
Patent number
5,014,580
Issue date
May 14, 1991
Sierra Machinery, Inc.
Ronald J. Porter
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patents Applications
last 30 patents
Information
Patent Application
Skiving and roller burnishing tool
Publication number
20020152597
Publication date
Oct 24, 2002
Sierra Machinery, Inc.
Ronald J. Porter
B24 - GRINDING POLISHING
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Trademark
last 30 trademarks
Information
Trademark
74230745 - SIERRA USA
Serial number
74230745
Registration number
1749839
Filing date
Dec 12, 1991
SIERRA MACHINERY, INC.
7 - Machines and machine tools