Title:
【考案の名称】栓部材付中空管
Document Type and Number:
Japanese Patent JPS5956496
Kind Code:
U
Inventors:
Shigeharu Kuroda
Application Number:
JP15308682U
Publication Date:
April 13, 1984
Filing Date:
October 07, 1982
Export Citation:
International Classes:
E04H17/14; D06F57/00; E04C3/29; E04G17/00; F16S3/00; (IPC1-7): F16S3/00; D06F57/00; E04C3/29; E04H17/14
Domestic Patent References:
| JPS5273554U | 1977-06-01 | |||
| JPS52171853U | 1977-12-27 |
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