FR666455A - Indirect ventilation system - Google Patents

Indirect ventilation system

Info

Publication number
FR666455A
FR666455A FR666455DA FR666455A FR 666455 A FR666455 A FR 666455A FR 666455D A FR666455D A FR 666455DA FR 666455 A FR666455 A FR 666455A
Authority
FR
France
Prior art keywords
ventilation system
indirect ventilation
indirect
ventilation
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.)
DeVilbiss Co
Original Assignee
DeVilbiss Co
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 DeVilbiss Co filed Critical DeVilbiss Co
Application granted granted Critical
Publication of FR666455A publication Critical patent/FR666455A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
FR666455D 1928-12-27 1928-12-27 Indirect ventilation system Expired FR666455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR666455T 1928-12-27

Publications (1)

Publication Number Publication Date
FR666455A true FR666455A (en) 1929-10-02

Family

ID=9013877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR666455D Expired FR666455A (en) 1928-12-27 1928-12-27 Indirect ventilation system

Country Status (1)

Country Link
FR (1) FR666455A (en)

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