Title:
【考案の名称】水道用減圧弁
Document Type and Number:
Japanese Patent JP2595218
Kind Code:
Y2
Inventors:
Hiroshi Sugiyama
Application Number:
JP7199591U
Publication Date:
May 24, 1999
Filing Date:
May 29, 1991
Export Citation:
Assignee:
Optical alloy manufacturing Co., Ltd.
International Classes:
F16K47/02; G05D16/10; (IPC1-7): G05D16/10
Domestic Patent References:
| JP60103449U |