Keihin Ryoko Concrete Ind. Corp.

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Tokyo, JP

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Information Patent Grant
Apparatus for feeding ultrafine powder in quantitative batch operation
- Patent number 5,478,172
- Issue date Dec 26, 1995
- Keihin Ryoko Concrete Ind. Corp.
- Tetsuo Oura
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

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