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FR920893A - Tubes de pieds pour ampoules électriques - Google Patents

Tubes de pieds pour ampoules électriques

Info

Publication number
FR920893A
FR920893A FR920893DA FR920893A FR 920893 A FR920893 A FR 920893A FR 920893D A FR920893D A FR 920893DA FR 920893 A FR920893 A FR 920893A
Authority
FR
France
Prior art keywords
light bulbs
foot tubes
foot
tubes
bulbs
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
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Application granted granted Critical
Publication of FR920893A publication Critical patent/FR920893A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
    • C03B23/095—Reshaping the ends, e.g. as grooves, threads or mouths by rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR920893D 1942-05-08 1946-01-29 Tubes de pieds pour ampoules électriques Expired FR920893A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB920893X 1942-05-08

Publications (1)

Publication Number Publication Date
FR920893A true FR920893A (fr) 1947-04-21

Family

ID=10714517

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920893D Expired FR920893A (fr) 1942-05-08 1946-01-29 Tubes de pieds pour ampoules électriques

Country Status (1)

Country Link
FR (1) FR920893A (fr)

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