BE769106A - Perfectionnement aux couvercles de trappilon ou chassis de visite. - Google Patents

Perfectionnement aux couvercles de trappilon ou chassis de visite.

Info

Publication number
BE769106A
BE769106A BE769106A BE769106A BE769106A BE 769106 A BE769106 A BE 769106A BE 769106 A BE769106 A BE 769106A BE 769106 A BE769106 A BE 769106A BE 769106 A BE769106 A BE 769106A
Authority
BE
Belgium
Prior art keywords
trappilon
visual
improvement
chassis covers
chassis
Prior art date
Application number
BE769106A
Other languages
English (en)
French (fr)
Original Assignee
S P R L Les Fonderies Chapa
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 S P R L Les Fonderies Chapa filed Critical S P R L Les Fonderies Chapa
Priority to BE769106A priority Critical patent/BE769106A/xx
Publication of BE769106A publication Critical patent/BE769106A/xx
Priority to LU65553D priority patent/LU65553A1/xx
Priority to FR7223263A priority patent/FR2143495B1/fr
Priority to NL7208532A priority patent/NL7208532A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
BE769106A 1971-06-25 1971-06-25 Perfectionnement aux couvercles de trappilon ou chassis de visite. BE769106A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE769106A BE769106A (fr) 1971-06-25 1971-06-25 Perfectionnement aux couvercles de trappilon ou chassis de visite.
LU65553D LU65553A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-06-25 1972-06-21
FR7223263A FR2143495B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-06-25 1972-06-21
NL7208532A NL7208532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-06-25 1972-06-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE769106A BE769106A (fr) 1971-06-25 1971-06-25 Perfectionnement aux couvercles de trappilon ou chassis de visite.

Publications (1)

Publication Number Publication Date
BE769106A true BE769106A (fr) 1971-11-03

Family

ID=3858317

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769106A BE769106A (fr) 1971-06-25 1971-06-25 Perfectionnement aux couvercles de trappilon ou chassis de visite.

Country Status (4)

Country Link
BE (1) BE769106A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2143495B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU65553A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7208532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR2143495A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-02-02
NL7208532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-12-28
LU65553A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-10-25
FR2143495B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-07-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: S.P.R.L. LES FONDERIES CHAPA

Effective date: 19900630