TW478394U - Duct device for dust collection - Google Patents

Duct device for dust collection

Info

Publication number
TW478394U
TW478394U TW89219119U TW89219119U TW478394U TW 478394 U TW478394 U TW 478394U TW 89219119 U TW89219119 U TW 89219119U TW 89219119 U TW89219119 U TW 89219119U TW 478394 U TW478394 U TW 478394U
Authority
TW
Taiwan
Prior art keywords
dust collection
duct device
duct
dust
collection
Prior art date
Application number
TW89219119U
Other languages
Chinese (zh)
Inventor
Guei-Shi Lai
Jia-Wen Jeng
Jr-Ji Chen
Yu-Lin Chiou
Original Assignee
United Microelectronics Corp
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 United Microelectronics Corp filed Critical United Microelectronics Corp
Priority to TW89219119U priority Critical patent/TW478394U/en
Publication of TW478394U publication Critical patent/TW478394U/en

Links

TW89219119U 2000-11-03 2000-11-03 Duct device for dust collection TW478394U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89219119U TW478394U (en) 2000-11-03 2000-11-03 Duct device for dust collection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89219119U TW478394U (en) 2000-11-03 2000-11-03 Duct device for dust collection

Publications (1)

Publication Number Publication Date
TW478394U true TW478394U (en) 2002-03-01

Family

ID=21674583

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89219119U TW478394U (en) 2000-11-03 2000-11-03 Duct device for dust collection

Country Status (1)

Country Link
TW (1) TW478394U (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