NL173308B - Verlichtingsarmatuur. - Google Patents

Verlichtingsarmatuur.

Info

Publication number
NL173308B
NL173308B NLAANVRAGE7014822,A NL173308DA NL173308B NL 173308 B NL173308 B NL 173308B NL 173308D A NL173308D A NL 173308DA NL 173308 B NL173308 B NL 173308B
Authority
NL
Netherlands
Prior art keywords
lighting luminaires
luminaires
lighting
Prior art date
Application number
NLAANVRAGE7014822,A
Other languages
English (en)
Dutch (nl)
Original Assignee
Ceag Licht & Strom
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.)
Publication of NL173308B publication Critical patent/NL173308B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
NLAANVRAGE7014822,A 1951-12-28 Verlichtingsarmatuur. NL173308B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE508081T 1951-12-28

Publications (1)

Publication Number Publication Date
NL173308B true NL173308B (nl)

Family

ID=3878815

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7014822,A NL173308B (nl) 1951-12-28 Verlichtingsarmatuur.
NL173308A NL89415C (xx) 1951-12-28 1952-10-22

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL173308A NL89415C (xx) 1951-12-28 1952-10-22

Country Status (5)

Country Link
BE (1) BE508081A (xx)
DE (1) DE1025366B (xx)
FR (1) FR1074602A (xx)
GB (1) GB718352A (xx)
NL (2) NL89415C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1196613B (de) * 1962-07-31 1965-07-15 Aloys Vanwersch Kappenverbindung fuer den Strebausbau in Untertagebetrieben
DE2849890C2 (de) * 1978-11-17 1990-04-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Kappenverbindung, insbesondere für Vorpfändkappen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE503626A (xx) *
DE804317C (de) * 1949-03-22 1951-04-19 Otto Leppak Verfahren zur Schaffung einer stempelfreien Abbaufront beim eisernen Strebausbau

Also Published As

Publication number Publication date
DE1025366B (de) 1958-03-06
NL89415C (xx) 1958-06-16
GB718352A (en) 1954-11-10
FR1074602A (fr) 1954-10-07
BE508081A (xx) 1952-01-15

Similar Documents

Publication Publication Date Title
NL184538B (nl) Lamparmatuur.
NL168651B (nl) Luminescentielamp.
CH305877A (de) Röhrenförmige Entladungslampe.
NL173308B (nl) Verlichtingsarmatuur.
CH303446A (de) Mischlichtlampe.
FR1053911A (fr) Réflecteur
FR1040224A (fr) Luminaire
FR1043959A (fr) Mèche
FR1042050A (fr) Abat-jour
DK77567C (da) Lampeskærm.
AT174118B (de) Beleuchtungskörper
CH301944A (de) Glimmlampe.
FR1035257A (fr) Abat-jour animé
AT175942B (de) Leuchtstoff
CH306171A (fr) Interrupteur.
ES28085Y (es) Lámpara de acetleno
ES23418Y (es) Bombilla fluorescente.
FR1053212A (fr) Perfectionnements aux lampes fluorescentes
ES25903Y (es) Lámpara fluorescente
GR13258B (el) Φανος αλιειας.
ES23974Y (es) Nueva lámpara fluorescente.
ES27387Y (es) Lámpara irrompible.
ES26476Y (es) Destornillador luminoso.
ES26878Y (es) Portalámparas perfeccionado.
FR1063353A (fr) Bougie incandescente