Title:
【発明の名称】消防ポンプにおける吸水管外層の空気室の空気及び同管の吸水口の水の吸排装置
Document Type and Number:
Japanese Patent JP2640893
Kind Code:
B2
Inventors:
IWAMOTO MASAHIRO
Application Number:
JP17145292A
Publication Date:
August 13, 1997
Filing Date:
May 19, 1992
Export Citation:
Assignee:
IWAMOTO SHOKAI KK
International Classes:
A62C27/00; F04F3/00; (IPC1-7): A62C27/00; F04F3/00
Attorney, Agent or Firm:
Sadayoshi Nagao