Yasutaro Kawamura

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Okazaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for making core from green sand
- Patent number 4,633,928
- Issue date Jan 6, 1987
- Sintokogio Ltd.
- Nagato Uzaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Core making machine for making hollow core
- Patent number 4,561,485
- Issue date Dec 31, 1985
- Sintokogio Ltd.
- Nagato Uzaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Molding machine
- Patent number 4,289,194
- Issue date Sep 15, 1981
- Sintokogio Ltd.
- Nagato Uzaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Molding apparatus with a compressed air squeeze plate
- Patent number 4,230,172
- Issue date Oct 28, 1980
- Sintokogio Ltd.
- Nagato Uzaki
- B22 - CASTING POWDER METALLURGY