FR544799A - Glass perforation - Google Patents

Glass perforation

Info

Publication number
FR544799A
FR544799A FR544799DA FR544799A FR 544799 A FR544799 A FR 544799A FR 544799D A FR544799D A FR 544799DA FR 544799 A FR544799 A FR 544799A
Authority
FR
France
Prior art keywords
glass perforation
perforation
glass
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 FR544799A publication Critical patent/FR544799A/en
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
    • C03B23/26—Punching reheated glass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR544799D 1917-10-09 1921-09-03 Glass perforation Expired FR544799A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US544796XA 1917-10-09 1917-10-09

Publications (1)

Publication Number Publication Date
FR544799A true FR544799A (en) 1922-09-29

Family

ID=1537736

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544799D Expired FR544799A (en) 1917-10-09 1921-09-03 Glass perforation

Country Status (1)

Country Link
FR (1) FR544799A (en)

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