Title:
【発明の名称】逆止弁機能を有する自圧式止水栓
Document Type and Number:
Japanese Patent JP2912753
Kind Code:
B2
Inventors:
UCHAMA MICHIO
Application Number:
JP35558191A
Publication Date:
June 28, 1999
Filing Date:
December 24, 1991
Export Citation:
Assignee:
MAEZAWA KYUSO KOGYO KK
International Classes:
F16K15/00; F16K5/04; F16K21/04; (IPC1-7): F16K21/04; F16K5/04
Domestic Patent References:
| JP5188836U |
Attorney, Agent or Firm:
Akimoto Teruo