JPH0321588U - - Google Patents

Info

Publication number
JPH0321588U
JPH0321588U JP8276089U JP8276089U JPH0321588U JP H0321588 U JPH0321588 U JP H0321588U JP 8276089 U JP8276089 U JP 8276089U JP 8276089 U JP8276089 U JP 8276089U JP H0321588 U JPH0321588 U JP H0321588U
Authority
JP
Japan
Prior art keywords
pump
stage
intake
pump section
port
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP8276089U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0622153Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8276089U priority Critical patent/JPH0622153Y2/ja
Publication of JPH0321588U publication Critical patent/JPH0321588U/ja
Application granted granted Critical
Publication of JPH0622153Y2 publication Critical patent/JPH0622153Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP8276089U 1989-07-14 1989-07-14 多段水封式真空ポンプ Expired - Lifetime JPH0622153Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8276089U JPH0622153Y2 (ja) 1989-07-14 1989-07-14 多段水封式真空ポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8276089U JPH0622153Y2 (ja) 1989-07-14 1989-07-14 多段水封式真空ポンプ

Publications (2)

Publication Number Publication Date
JPH0321588U true JPH0321588U (OSRAM) 1991-03-04
JPH0622153Y2 JPH0622153Y2 (ja) 1994-06-08

Family

ID=31629855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8276089U Expired - Lifetime JPH0622153Y2 (ja) 1989-07-14 1989-07-14 多段水封式真空ポンプ

Country Status (1)

Country Link
JP (1) JPH0622153Y2 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005344511A (ja) * 2004-05-31 2005-12-15 Shin Nippon Machinery Co Ltd ２段型水封式ポンプ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005344511A (ja) * 2004-05-31 2005-12-15 Shin Nippon Machinery Co Ltd ２段型水封式ポンプ

Also Published As

Publication number Publication date
JPH0622153Y2 (ja) 1994-06-08

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term