Nagase & Co., Ltd. and Kabushiki Kaisha Toukai Spring Seisakusho

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Information Patent Grant
Method for manufacturing a supporting plate for a filter
- Patent number 5,788,860
- Issue date Aug 4, 1998
- Nagase & Co., Ltd. and Kabushiki Kaisha Toukai Spring Seisakusho
- Syoichi Yasue
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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