GB231861A - Improvements in or relating to electric apparatus comprising a filament of highly refractory material - Google Patents

Improvements in or relating to electric apparatus comprising a filament of highly refractory material

Info

Publication number
GB231861A
GB231861A GB8496/25A GB849625A GB231861A GB 231861 A GB231861 A GB 231861A GB 8496/25 A GB8496/25 A GB 8496/25A GB 849625 A GB849625 A GB 849625A GB 231861 A GB231861 A GB 231861A
Authority
GB
United Kingdom
Prior art keywords
filament
relating
refractory material
electric apparatus
highly refractory
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
GB8496/25A
Other languages
English (en)
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
Publication of GB231861A publication Critical patent/GB231861A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/06—Attaching of incandescent bodies to mount
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
    • B61L7/02—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using mechanical transmission, e.g. wire, lever
    • B61L7/021—Driving wheels or supports for traction wires

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Resistance Heating (AREA)
GB8496/25A 1924-04-05 1925-03-30 Improvements in or relating to electric apparatus comprising a filament of highly refractory material Expired GB231861A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL231861X 1924-04-05

Publications (1)

Publication Number Publication Date
GB231861A true GB231861A (en) 1925-10-01

Family

ID=19780012

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8496/25A Expired GB231861A (en) 1924-04-05 1925-03-30 Improvements in or relating to electric apparatus comprising a filament of highly refractory material

Country Status (2)

Country Link
GB (1) GB231861A (enrdf_load_stackoverflow)
NL (2) NL15544C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL15544C (enrdf_load_stackoverflow)
NL26774B (enrdf_load_stackoverflow)

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