TW414221U - Pre-cast ditch structure with anti-inset function - Google Patents

Pre-cast ditch structure with anti-inset function

Info

Publication number
TW414221U
TW414221U TW087205982U TW87205982A01U TW414221U TW 414221 U TW414221 U TW 414221U TW 087205982 U TW087205982 U TW 087205982U TW 87205982A01 U TW87205982A01 U TW 87205982A01U TW 414221 U TW414221 U TW 414221U
Authority
TW
Taiwan
Prior art keywords
inset
cast
function
ditch structure
ditch
Prior art date
Application number
TW087205982U
Other languages
Chinese (zh)
Inventor
You-Jung Huang
Original Assignee
Yung Yi Enterpries Co Ltd
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
Priority claimed from TW087205982U external-priority patent/TW373654U/en
Application filed by Yung Yi Enterpries Co Ltd filed Critical Yung Yi Enterpries Co Ltd
Priority to TW087205982U priority Critical patent/TW414221U/en
Publication of TW414221U publication Critical patent/TW414221U/en

Links

TW087205982U 1998-04-20 1999-08-19 Pre-cast ditch structure with anti-inset function TW414221U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW087205982U TW414221U (en) 1998-04-20 1999-08-19 Pre-cast ditch structure with anti-inset function

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW087205982U TW373654U (en) 1998-04-20 1998-04-20 Precasted worm-proof ditch structure
TW087205982U TW414221U (en) 1998-04-20 1999-08-19 Pre-cast ditch structure with anti-inset function

Publications (1)

Publication Number Publication Date
TW414221U true TW414221U (en) 2000-12-01

Family

ID=21633534

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087205982U TW414221U (en) 1998-04-20 1999-08-19 Pre-cast ditch structure with anti-inset function

Country Status (1)

Country Link
TW (1) TW414221U (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