FR443189A - Process for making lighting sleeves more resistant - Google Patents

Process for making lighting sleeves more resistant

Info

Publication number
FR443189A
FR443189A FR443189DA FR443189A FR 443189 A FR443189 A FR 443189A FR 443189D A FR443189D A FR 443189DA FR 443189 A FR443189 A FR 443189A
Authority
FR
France
Prior art keywords
sleeves
resistant
making lighting
lighting
making
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)
Inventor
Georges-Louis Courtot
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.)
GEORGES LOUIS COURTOT
Original Assignee
GEORGES LOUIS COURTOT
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 GEORGES LOUIS COURTOT filed Critical GEORGES LOUIS COURTOT
Application granted granted Critical
Publication of FR443189A publication Critical patent/FR443189A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR443189D 1912-05-01 1912-05-01 Process for making lighting sleeves more resistant Expired FR443189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR443189T 1912-05-01

Publications (1)

Publication Number Publication Date
FR443189A true FR443189A (en) 1912-09-18

Family

ID=1484288

Family Applications (1)

Application Number Title Priority Date Filing Date
FR443189D Expired FR443189A (en) 1912-05-01 1912-05-01 Process for making lighting sleeves more resistant

Country Status (1)

Country Link
FR (1) FR443189A (en)

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