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Current content: 157 117 910 patent documents

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1 340 825 documents amended

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EP 0391827 B1 19921007 - ACTION BOX OF A MANHOLE COVER

Title (en)

ACTION BOX OF A MANHOLE COVER

Publication

EP 0391827 B1 19921007 (FR)

Application

EP 90470014 A 19900327

Priority

FR 8904496 A 19890403

Abstract (en)

[origin: EP0391827A1] Manhole cover having at least one operating housing (5) on its upper face (4). A hole (7) of oblique axis X-X is pierced in the upper face (4) of the cover and opens into the operating housing (5) tangentially relative to its bottom. <IMAGE>

IPC 1-7

E02D 29/14

IPC 8 full level

E02D 29/14 (2006.01)

CPC (source: EP)

E02D 29/14 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0391827 A1 19901010; EP 0391827 B1 19921007; AT E81375 T1 19921015; DE 69000366 D1 19921112; DE 69000366 T2 19930225; DK 0391827 T3 19921116; ES 2032721 T1 19930301; ES 2032721 T3 19930401; FR 2645191 A1 19901005; FR 2645191 B1 19910628; GR 3005894 T3 19930607

DOCDB simple family (application)

EP 90470014 A 19900327; AT 90470014 T 19900327; DE 69000366 T 19900327; DK 90470014 T 19900327; ES 90470014 T 19900327; FR 8904496 A 19890403; GR 920400874 T 19921008