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Title:
【発明の名称】中間排水継手
Document Type and Number:
Japanese Patent JP2779254
Kind Code:
B2
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Inventors:
KOYAMA YOSHIRO
WATANABE TAKASHI
Application Number:
JP11378590A
Publication Date:
July 23, 1998
Filing Date:
April 26, 1990
Export Citation:
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Assignee:
MITSUBISHI JUSHI KK
NISHIHARA EISEI KOGYOSHO KK
International Classes:
E03C1/122; E03C1/12; F16L39/00; F16L39/04; F16L41/03; (IPC1-7): E03C1/12; F16L39/00; F16L39/04; F16L41/03
Domestic Patent References:
JP2150593A
JP2201996A
Attorney, Agent or Firm:
Hiroaki Tazawa (1 person outside)