Harumi Sato

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seamless can and a method of producing the same
- Patent number 5,700,529
- Issue date Dec 23, 1997
- Toyo Seikan Kaisha, Ltd.
- Akira Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...