Document Type and Number:
Japanese Patent JPS4879024
Kind Code:
U
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| WO/2001/006065 | VENTILATING DEVICE |
| JP2008063755 | DRAINAGE COLLECTING PIPE |
Application Number:
JP42771U
Publication Date:
September 28, 1973
Filing Date:
December 27, 1971
Export Citation:
International Classes:
E03C1/12; F16L5/00; (IPC1-7): F16L5/00