FR636000A - Improvements to precision piping machines for incandescent lamps and similar articles - Google Patents

Improvements to precision piping machines for incandescent lamps and similar articles

Info

Publication number
FR636000A
FR636000A FR636000DA FR636000A FR 636000 A FR636000 A FR 636000A FR 636000D A FR636000D A FR 636000DA FR 636000 A FR636000 A FR 636000A
Authority
FR
France
Prior art keywords
incandescent lamps
similar articles
precision
machines
piping machines
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
French (fr)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR636000A publication Critical patent/FR636000A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/34—Joining base to vessel
FR636000D 1926-06-16 1927-06-15 Improvements to precision piping machines for incandescent lamps and similar articles Expired FR636000A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US116442A US1724831A (en) 1926-06-16 1926-06-16 Precision basing machine for incandescent lamps and similar articles

Publications (1)

Publication Number Publication Date
FR636000A true FR636000A (en) 1928-03-29

Family

ID=22367231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR636000D Expired FR636000A (en) 1926-06-16 1927-06-15 Improvements to precision piping machines for incandescent lamps and similar articles

Country Status (6)

Country Link
US (1) US1724831A (en)
BE (1) BE342792A (en)
DE (1) DE468091C (en)
FR (1) FR636000A (en)
GB (1) GB272934A (en)
NL (1) NL22327C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726917A (en) * 1952-03-28 1955-12-13 Gen Electric Lamp sealing and exhausting machine with precision focusing apparatus
US3962764A (en) * 1975-01-15 1976-06-15 Rca Corporation Method of installing a mount assembly in a multi-beam cathode ray tube

Also Published As

Publication number Publication date
BE342792A (en)
NL22327C (en)
DE468091C (en) 1928-11-06
GB272934A (en) 1927-12-08
US1724831A (en) 1929-08-13

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