DE242531C - - Google Patents

Info

Publication number
DE242531C
DE242531C DENDAT242531D DE242531DC DE242531C DE 242531 C DE242531 C DE 242531C DE NDAT242531 D DENDAT242531 D DE NDAT242531D DE 242531D C DE242531D C DE 242531DC DE 242531 C DE242531 C DE 242531C
Authority
DE
Germany
Prior art keywords
pairs
coals
coal
lamp
carbon
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT242531D
Other languages
German (de)
English (en)
Publication of DE242531C publication Critical patent/DE242531C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/0081—Controlling of arc lamps
    • H05B31/009—Controlling of arc lamps with tightening devices

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DENDAT242531D Active DE242531C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE242531C true DE242531C (cg-RX-API-DMAC10.html)

Family

ID=501730

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT242531D Active DE242531C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE242531C (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055121B (de) * 1953-07-07 1959-04-16 Dresden Feinmess Verfahren und Vorrichtung zur Verlaengerung der Brenndauer von Bogenlampen, insbesondere Kinobogenlampen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055121B (de) * 1953-07-07 1959-04-16 Dresden Feinmess Verfahren und Vorrichtung zur Verlaengerung der Brenndauer von Bogenlampen, insbesondere Kinobogenlampen

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