TW403137U - Improved retractable ladder structure - Google Patents

Improved retractable ladder structure

Info

Publication number
TW403137U
TW403137U TW88208570U TW88208570U TW403137U TW 403137 U TW403137 U TW 403137U TW 88208570 U TW88208570 U TW 88208570U TW 88208570 U TW88208570 U TW 88208570U TW 403137 U TW403137 U TW 403137U
Authority
TW
Taiwan
Prior art keywords
ladder structure
retractable ladder
improved retractable
improved
retractable
Prior art date
Application number
TW88208570U
Other languages
Chinese (zh)
Inventor
Sheng-Fu Wu
Original Assignee
Wu Sheng Fu
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 Wu Sheng Fu filed Critical Wu Sheng Fu
Priority to TW88208570U priority Critical patent/TW403137U/en
Publication of TW403137U publication Critical patent/TW403137U/en

Links

TW88208570U 1999-05-27 1999-05-27 Improved retractable ladder structure TW403137U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW88208570U TW403137U (en) 1999-05-27 1999-05-27 Improved retractable ladder structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW88208570U TW403137U (en) 1999-05-27 1999-05-27 Improved retractable ladder structure

Publications (1)

Publication Number Publication Date
TW403137U true TW403137U (en) 2000-08-21

Family

ID=21648644

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88208570U TW403137U (en) 1999-05-27 1999-05-27 Improved retractable ladder structure

Country Status (1)

Country Link
TW (1) TW403137U (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