Patent
Sealing gasket for closure and process for production of closure using the same
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- Application no.
- 特願09/976,011
- Date applied
- Oct 15, 2001
- Announcement no.
- 特開20020101043
- Date announced
- Patent/Registration no.
- 特許6872796
- Date registered
- Mar 29, 2005
- Date issued
- Rights holder
- Toyo Seikan Kaisha, Ltd., Nippon Polyurethane Industry Co., Ltd.