Title:
【発明の名称】消防ポンプにおける吸水管内部の空気を同一真空ホンプにより吸引排気する装置
Document Type and Number:
Japanese Patent JP2640895
Kind Code:
B2
Inventors:
IWAMOTO MASAHIRO
Application Number:
JP25534392A
Publication Date:
August 13, 1997
Filing Date:
August 10, 1992
Export Citation:
Assignee:
IWAMOTO SHOKAI KK
International Classes:
A62C25/00; A62C27/00; F04D9/04; (IPC1-7): A62C27/00; A62C25/00; F04D9/04
Domestic Patent References:
| JP6375586U |
Attorney, Agent or Firm:
Sadayoshi Nagao