FR89624E - Heater for open air systems - Google Patents

Heater for open air systems

Info

Publication number
FR89624E
FR89624E FR50679A FR50679A FR89624E FR 89624 E FR89624 E FR 89624E FR 50679 A FR50679 A FR 50679A FR 50679 A FR50679 A FR 50679A FR 89624 E FR89624 E FR 89624E
Authority
FR
France
Prior art keywords
heater
open air
air systems
systems
open
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
FR50679A
Other languages
French (fr)
Inventor
Edouard Brillois
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 filed Critical
Priority to FR50679A priority Critical patent/FR89624E/en
Application granted granted Critical
Publication of FR89624E publication Critical patent/FR89624E/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/24—Heating of switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR50679A 1966-02-22 1966-02-22 Heater for open air systems Expired FR89624E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR50679A FR89624E (en) 1966-02-22 1966-02-22 Heater for open air systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR50679A FR89624E (en) 1966-02-22 1966-02-22 Heater for open air systems

Publications (1)

Publication Number Publication Date
FR89624E true FR89624E (en) 1967-07-21

Family

ID=8602032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR50679A Expired FR89624E (en) 1966-02-22 1966-02-22 Heater for open air systems

Country Status (1)

Country Link
FR (1) FR89624E (en)

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