GB778004A - Improvements in or relating to the manufacture of electric incandescent lamps - Google Patents

Improvements in or relating to the manufacture of electric incandescent lamps

Info

Publication number
GB778004A
GB778004A GB13898/55A GB1389855A GB778004A GB 778004 A GB778004 A GB 778004A GB 13898/55 A GB13898/55 A GB 13898/55A GB 1389855 A GB1389855 A GB 1389855A GB 778004 A GB778004 A GB 778004A
Authority
GB
United Kingdom
Prior art keywords
filament
wires
hooks
getter material
getter
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
GB13898/55A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB778004A publication Critical patent/GB778004A/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
    • H01K3/22—Exhausting, degassing, filling, or cleaning vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
GB13898/55A 1954-05-15 1955-05-13 Improvements in or relating to the manufacture of electric incandescent lamps Expired GB778004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL778004X 1954-05-15

Publications (1)

Publication Number Publication Date
GB778004A true GB778004A (en) 1957-07-03

Family

ID=19830034

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13898/55A Expired GB778004A (en) 1954-05-15 1955-05-13 Improvements in or relating to the manufacture of electric incandescent lamps

Country Status (5)

Country Link
BE (1) BE538177A (cs)
DE (1) DE957774C (cs)
FR (1) FR1124313A (cs)
GB (1) GB778004A (cs)
NL (1) NL85832C (cs)

Also Published As

Publication number Publication date
BE538177A (cs)
NL85832C (cs)
DE957774C (de) 1957-01-17
FR1124313A (fr) 1956-10-09

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