FR658230A - Improvements to weathervanes - Google Patents

Improvements to weathervanes

Info

Publication number
FR658230A
FR658230A FR658230DA FR658230A FR 658230 A FR658230 A FR 658230A FR 658230D A FR658230D A FR 658230DA FR 658230 A FR658230 A FR 658230A
Authority
FR
France
Prior art keywords
weathervanes
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.)
ASPIRATION SCIENT L
Original Assignee
ASPIRATION SCIENT L
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 ASPIRATION SCIENT L filed Critical ASPIRATION SCIENT L
Application granted granted Critical
Publication of FR658230A publication Critical patent/FR658230A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/10—Tops for chimneys or ventilating shafts; Terminals for flues wherein the top moves as a whole
FR658230D 1928-07-28 1928-07-28 Improvements to weathervanes Expired FR658230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR658230T 1928-07-28

Publications (1)

Publication Number Publication Date
FR658230A true FR658230A (en) 1929-06-01

Family

ID=9008963

Family Applications (1)

Application Number Title Priority Date Filing Date
FR658230D Expired FR658230A (en) 1928-07-28 1928-07-28 Improvements to weathervanes

Country Status (1)

Country Link
FR (1) FR658230A (en)

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