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FR400378A - Improvements in the manufacture of incandescent sleeves - Google Patents

Improvements in the manufacture of incandescent sleeves

Info

Publication number
FR400378A
FR400378A FR400378DA FR400378A FR 400378 A FR400378 A FR 400378A FR 400378D A FR400378D A FR 400378DA FR 400378 A FR400378 A FR 400378A
Authority
FR
France
Prior art keywords
incandescent
sleeves
manufacture
incandescent sleeves
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR400378A publication Critical patent/FR400378A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21H—INCANDESCENT MANTLES; OTHER INCANDESCENT BODIES HEATED BY COMBUSTION
    • F21H1/00—Incandescent mantles; Selection of imbibition liquids therefor
    • F21H1/02—Incandescent mantles; Selection of imbibition liquids therefor characterised by the material thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR400378D 1909-03-05 1909-03-05 Improvements in the manufacture of incandescent sleeves Expired FR400378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR400378T 1909-03-05

Publications (1)

Publication Number Publication Date
FR400378A true FR400378A (en) 1909-07-26

Family

ID=1445258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR400378D Expired FR400378A (en) 1909-03-05 1909-03-05 Improvements in the manufacture of incandescent sleeves

Country Status (1)

Country Link
FR (1) FR400378A (en)

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