Kabushiki Kaisha Asahi Kinzoku Kogyosho

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for manufacturing curved pipe
- Patent number 4,876,872
- Issue date Oct 31, 1989
- Kabushiki Kaisha Asahi Kinzoku Kogyosho
- Toshio Kaneko
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for manufacturing curved pipe
- Patent number 4,875,353
- Issue date Oct 24, 1989
- Kabushiki Kaisha Asahi Kinzoku Kogyosho
- Toshio Kaneko
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for manufacturing curved pipe
- Patent number 4,759,206
- Issue date Jul 26, 1988
- Kabushiki Kaisha Asahi Kinzoku Kogyosho
- Toshio Kaneko
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...