RESISTANCE WELDER CORPORATION

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BAY CITY, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Low voltage welding circuit with non-conductive ground connector
- Patent number 4,152,576
- Issue date May 1, 1979
- Resistance Welder Corporation
- Robert H. Blair
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Seam welding method and apparatus
- Patent number 4,132,880
- Issue date Jan 2, 1979
- Resistance Welder Corporation
- Robert H. Blair
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding apparatus
- Patent number 4,099,044
- Issue date Jul 4, 1978
- Resistance Welder Corporation
- Robert H. Blair
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrode system for spot welding aluminum and other difficult-to-w...
- Patent number 4,079,223
- Issue date Mar 14, 1978
- Resistance Welder Corporation
- Sanford L. Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73191922 - RESISTANCE WELDER
- Serial number 73191922
- Filing date Nov 3, 1978
- RESISTANCE WELDER CORPORATION
- 7 - Machines and machine tools
Information Trademark
73157342 - RWC
- Serial number 73157342
- Registration number 1105485
- Filing date Feb 2, 1978
- RESISTANCE WELDER CORPORATION
- 7 - Machines and machine tools
Information Trademark
72319196 - RWC
- Serial number 72319196
- Registration number 917617
- Filing date Feb 14, 1969
- RESISTANCE WELDER CORPORATION
- 7 - Machines and machine tools