FR72928E - Single collector for several flue or ventilation ducts - Google Patents

Single collector for several flue or ventilation ducts

Info

Publication number
FR72928E
FR72928E FR742062A FR742062A FR72928E FR 72928 E FR72928 E FR 72928E FR 742062 A FR742062 A FR 742062A FR 742062 A FR742062 A FR 742062A FR 72928 E FR72928 E FR 72928E
Authority
FR
France
Prior art keywords
ventilation ducts
single collector
several flue
flue
several
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
FR742062A
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.)
PRODUITS EN CIMENT
Original Assignee
PRODUITS EN CIMENT
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 PRODUITS EN CIMENT filed Critical PRODUITS EN CIMENT
Priority to FR742062A priority Critical patent/FR72928E/en
Application granted granted Critical
Publication of FR72928E publication Critical patent/FR72928E/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR742062A 1957-06-28 1957-06-28 Single collector for several flue or ventilation ducts Expired FR72928E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR742062A FR72928E (en) 1957-06-28 1957-06-28 Single collector for several flue or ventilation ducts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR742062A FR72928E (en) 1957-06-28 1957-06-28 Single collector for several flue or ventilation ducts

Publications (1)

Publication Number Publication Date
FR72928E true FR72928E (en) 1960-09-21

Family

ID=8704546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR742062A Expired FR72928E (en) 1957-06-28 1957-06-28 Single collector for several flue or ventilation ducts

Country Status (1)

Country Link
FR (1) FR72928E (en)

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