FR581208A - Perfectionnements aux alliages de tunsgtène - Google Patents

Perfectionnements aux alliages de tunsgtène

Info

Publication number
FR581208A
FR581208A FR581208DA FR581208A FR 581208 A FR581208 A FR 581208A FR 581208D A FR581208D A FR 581208DA FR 581208 A FR581208 A FR 581208A
Authority
FR
France
Prior art keywords
tunsgtene
alloys
tunsgtene alloys
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.)
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 FR581208A publication Critical patent/FR581208A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/02Incandescent bodies
    • H01K1/04Incandescent bodies characterised by the material thereof
    • H01K1/08Metallic bodies
FR581208D 1923-05-01 1924-04-16 Perfectionnements aux alliages de tunsgtène Expired FR581208A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US581208XA 1923-05-01 1923-05-01

Publications (1)

Publication Number Publication Date
FR581208A true FR581208A (fr) 1924-11-25

Family

ID=22014813

Family Applications (1)

Application Number Title Priority Date Filing Date
FR581208D Expired FR581208A (fr) 1923-05-01 1924-04-16 Perfectionnements aux alliages de tunsgtène

Country Status (1)

Country Link
FR (1) FR581208A (fr)

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