JPH0430288U - - Google Patents

Info

Publication number
JPH0430288U
JPH0430288U JP7132790U JP7132790U JPH0430288U JP H0430288 U JPH0430288 U JP H0430288U JP 7132790 U JP7132790 U JP 7132790U JP 7132790 U JP7132790 U JP 7132790U JP H0430288 U JPH0430288 U JP H0430288U
Authority
JP
Japan
Prior art keywords
oil
vacuum pump
vacuum
freeze dryer
exchange device
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.)
Pending
Application number
JP7132790U
Other languages
English (en)
Japanese (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 JP7132790U priority Critical patent/JPH0430288U/ja
Publication of JPH0430288U publication Critical patent/JPH0430288U/ja
Pending legal-status Critical Current

Links

JP7132790U 1990-07-04 1990-07-04 Pending JPH0430288U (US07922777-20110412-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7132790U JPH0430288U (US07922777-20110412-C00004.png) 1990-07-04 1990-07-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7132790U JPH0430288U (US07922777-20110412-C00004.png) 1990-07-04 1990-07-04

Publications (1)

Publication Number Publication Date
JPH0430288U true JPH0430288U (US07922777-20110412-C00004.png) 1992-03-11

Family

ID=31608254

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7132790U Pending JPH0430288U (US07922777-20110412-C00004.png) 1990-07-04 1990-07-04

Country Status (1)

Country Link
JP (1) JPH0430288U (US07922777-20110412-C00004.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6365194A (ja) * 1986-09-05 1988-03-23 Hitachi Ltd スクリユ−真空ポンプの給油装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6365194A (ja) * 1986-09-05 1988-03-23 Hitachi Ltd スクリユ−真空ポンプの給油装置

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