FR417637A - Improvements in barriers or doors that close automatically - Google Patents

Improvements in barriers or doors that close automatically

Info

Publication number
FR417637A
FR417637A FR417637DA FR417637A FR 417637 A FR417637 A FR 417637A FR 417637D A FR417637D A FR 417637DA FR 417637 A FR417637 A FR 417637A
Authority
FR
France
Prior art keywords
barriers
doors
close automatically
automatically
close
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)
Inventor
Vernon De Horsey Dowler
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR417637A publication Critical patent/FR417637A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
    • E06B11/02—Gates; Doors
    • E06B11/04—Gates; Doors characterised by the kind of suspension

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR417637D 1909-07-03 1910-06-29 Improvements in barriers or doors that close automatically Expired FR417637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB417637X 1909-07-03

Publications (1)

Publication Number Publication Date
FR417637A true FR417637A (en) 1910-11-18

Family

ID=1461025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR417637D Expired FR417637A (en) 1909-07-03 1910-06-29 Improvements in barriers or doors that close automatically

Country Status (1)

Country Link
FR (1) FR417637A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678086A (en) * 1984-10-01 1987-07-07 American Greeting Corporation Page type display fixture with self return feature

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678086A (en) * 1984-10-01 1987-07-07 American Greeting Corporation Page type display fixture with self return feature

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