TW471696U - Improved microwave tube air-extracting device - Google Patents

Improved microwave tube air-extracting device

Info

Publication number
TW471696U
TW471696U TW89208962U TW89208962U TW471696U TW 471696 U TW471696 U TW 471696U TW 89208962 U TW89208962 U TW 89208962U TW 89208962 U TW89208962 U TW 89208962U TW 471696 U TW471696 U TW 471696U
Authority
TW
Taiwan
Prior art keywords
extracting device
microwave tube
tube air
improved microwave
improved
Prior art date
Application number
TW89208962U
Other languages
Chinese (zh)
Inventor
Han-Ying Chen
Original Assignee
Han-Ying Chen
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 by Han-Ying Chen filed Critical Han-Ying Chen
Priority to TW89208962U priority Critical patent/TW471696U/en
Publication of TW471696U publication Critical patent/TW471696U/en

Links

TW89208962U 2000-05-26 2000-05-26 Improved microwave tube air-extracting device TW471696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89208962U TW471696U (en) 2000-05-26 2000-05-26 Improved microwave tube air-extracting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89208962U TW471696U (en) 2000-05-26 2000-05-26 Improved microwave tube air-extracting device

Publications (1)

Publication Number Publication Date
TW471696U true TW471696U (en) 2002-01-01

Family

ID=21668381

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89208962U TW471696U (en) 2000-05-26 2000-05-26 Improved microwave tube air-extracting device

Country Status (1)

Country Link
TW (1) TW471696U (en)

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MM4K Annulment or lapse of a utility model due to non-payment of fees