Screwdrivers

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Patents Grantslast 30 patents

Information Patent Grant
Method of use for a multiple bond sizing and repairing device
- Patent number 5,230,132
- Issue date Jul 27, 1993
- Kabushiki Kaisha Hattori Seiko
- Scott M. S. Chou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Multiple band sizing and repairing device
- Patent number 5,208,929
- Issue date May 11, 1993
- Kabushiki Kaisha Hattori Seiko
- Scott M. S. Chou
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
2289785
- Patent number 2,289,785
- Issue date Jul 14, 1942
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
2279401
- Patent number 2,279,401
- Issue date Apr 14, 1942
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
2247499
- Patent number 2,247,499
- Issue date Jul 1, 1941
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS