Document Type and Number:
Japanese Patent JPS54141719
Kind Code:
U
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WO/2017/184698 | POOL COVER SPRING AND METHOD OF USE |
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Application Number:
JP3811578U
Publication Date:
October 02, 1979
Filing Date:
March 27, 1978
Export Citation:
International Classes:
E04H4/00; F04D35/00; G01M10/00; (IPC1-7): E04H3/18; F04D35/00
Domestic Patent References:
JPS5250751B2 | 1977-12-27 |