PT86649A - Conjunto de sinalizacao de canalizacoes subterraneas - Google Patents

Conjunto de sinalizacao de canalizacoes subterraneas

Info

Publication number
PT86649A
PT86649A PT8664988A PT8664988A PT86649A PT 86649 A PT86649 A PT 86649A PT 8664988 A PT8664988 A PT 8664988A PT 8664988 A PT8664988 A PT 8664988A PT 86649 A PT86649 A PT 86649A
Authority
PT
Portugal
Prior art keywords
signaling component
underground channels
underground
channels
signaling
Prior art date
Application number
PT8664988A
Other languages
English (en)
Other versions
PT86649B (pt
Inventor
Arnaud De Courville
Original Assignee
Plymouth Francaise Sa
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 Plymouth Francaise Sa filed Critical Plymouth Francaise Sa
Priority to PT8664988A priority Critical patent/PT86649B/pt
Publication of PT86649A publication Critical patent/PT86649A/pt
Publication of PT86649B publication Critical patent/PT86649B/pt

Links

PT8664988A 1988-01-28 1988-01-28 conjunto de sinalização de canalizações subterrâneas PT86649B (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT8664988A PT86649B (pt) 1988-01-28 1988-01-28 conjunto de sinalização de canalizações subterrâneas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT8664988A PT86649B (pt) 1988-01-28 1988-01-28 conjunto de sinalização de canalizações subterrâneas

Publications (2)

Publication Number Publication Date
PT86649A true PT86649A (pt) 1989-10-04
PT86649B PT86649B (pt) 1994-01-31

Family

ID=20084160

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8664988A PT86649B (pt) 1988-01-28 1988-01-28 conjunto de sinalização de canalizações subterrâneas

Country Status (1)

Country Link
PT (1) PT86649B (pt)

Also Published As

Publication number Publication date
PT86649B (pt) 1994-01-31

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19930712

MM4A Annulment/lapse due to non-payment of fees;searched & examined patent

Free format text: MAXIMUM VALIDITY LIMIT REACHED

Effective date: 20080712