ATE84382T1 - Warnvorrichtung fuer im erdreich verlegte rohre. - Google Patents

Warnvorrichtung fuer im erdreich verlegte rohre.

Info

Publication number
ATE84382T1
ATE84382T1 AT88420369T AT88420369T ATE84382T1 AT E84382 T1 ATE84382 T1 AT E84382T1 AT 88420369 T AT88420369 T AT 88420369T AT 88420369 T AT88420369 T AT 88420369T AT E84382 T1 ATE84382 T1 AT E84382T1
Authority
AT
Austria
Prior art keywords
warning device
underground pipe
pipe warning
underground
warning
Prior art date
Application number
AT88420369T
Other languages
English (en)
Inventor
Duc Hao Bui
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
Priority claimed from FR8801818A external-priority patent/FR2627025B1/fr
Priority claimed from FR8810526A external-priority patent/FR2634927B2/fr
Application filed by Plymouth Francaise Sa filed Critical Plymouth Francaise Sa
Priority claimed from EP19880420369 external-priority patent/EP0314589B1/de
Application granted granted Critical
Publication of ATE84382T1 publication Critical patent/ATE84382T1/de

Links

AT88420369T 1987-10-28 1988-10-27 Warnvorrichtung fuer im erdreich verlegte rohre. ATE84382T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR8715325 1987-10-28
FR8801818A FR2627025B1 (fr) 1988-02-10 1988-02-10 Dispositif avertisseur de canalisations enterrees
FR8810526A FR2634927B2 (fr) 1988-02-10 1988-07-28 Dispositif avertisseur de canalisations enterrees
EP19880420369 EP0314589B1 (de) 1987-10-28 1988-10-27 Warnvorrichtung für im Erdreich verlegte Rohre

Publications (1)

Publication Number Publication Date
ATE84382T1 true ATE84382T1 (de) 1993-01-15

Family

ID=27441600

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88420369T ATE84382T1 (de) 1987-10-28 1988-10-27 Warnvorrichtung fuer im erdreich verlegte rohre.

Country Status (1)

Country Link
AT (1) ATE84382T1 (de)

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties