Daiichiro Tanaka

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Arao, JA

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Patents Grantslast 30 patents

Information Patent Grant
Support sheet with sensitized coating of organic acid substance and...
- Patent number 4,046,941
- Issue date Sep 6, 1977
- Sanko Chemical Company Ltd.
- Toranosuke Saito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure sensitive recording papers
- Patent number 3,983,292
- Issue date Sep 28, 1976
- Sanko Chemical Company Ltd.
- Toranosuke Saito
- C07 - ORGANIC CHEMISTRY