Hitoshi Akiyoshi

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Tochigi, JA

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Patents Grantslast 30 patents

Information Patent Grant
Stop-weld composition and method for producing aluminium tube in sh...
- Patent number 3,994,753
- Issue date Nov 30, 1976
- Showa Aluminium Kabushiki Kaisha
- Tomiyoshi Kanai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR