DE936155C - Elektrische Lampe mit einem teilweise verspiegelten Kolben, in dem eine Lichtquelle untergebracht ist - Google Patents

Elektrische Lampe mit einem teilweise verspiegelten Kolben, in dem eine Lichtquelle untergebracht ist

Info

Publication number
DE936155C
DE936155C DEN8892A DEN0008892A DE936155C DE 936155 C DE936155 C DE 936155C DE N8892 A DEN8892 A DE N8892A DE N0008892 A DEN0008892 A DE N0008892A DE 936155 C DE936155 C DE 936155C
Authority
DE
Germany
Prior art keywords
bulb
light source
housed
electric lamp
partially mirrored
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.)
Expired
Application number
DEN8892A
Other languages
German (de)
English (en)
Inventor
Dirk Vermeulen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE936155C publication Critical patent/DE936155C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
DEN8892A 1953-05-16 1954-05-13 Elektrische Lampe mit einem teilweise verspiegelten Kolben, in dem eine Lichtquelle untergebracht ist Expired DE936155C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL319766X 1953-05-16

Publications (1)

Publication Number Publication Date
DE936155C true DE936155C (de) 1955-12-07

Family

ID=19783946

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN8892A Expired DE936155C (de) 1953-05-16 1954-05-13 Elektrische Lampe mit einem teilweise verspiegelten Kolben, in dem eine Lichtquelle untergebracht ist

Country Status (5)

Country Link
BE (1) BE527480A (enrdf_load_html_response)
CH (1) CH319766A (enrdf_load_html_response)
DE (1) DE936155C (enrdf_load_html_response)
FR (1) FR1100668A (enrdf_load_html_response)
GB (1) GB755682A (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR1100668A (fr) 1955-09-22
BE527480A (enrdf_load_html_response)
CH319766A (de) 1957-02-28
GB755682A (en) 1956-08-22

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