Katuharu Uehara

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Ohiramachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for bending a straight tube into a serpentine tube
- Patent number 4,351,178
- Issue date Sep 28, 1982
- Hitachi, Ltd.
- Katuharu Uehara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...