FR411992A - Oscillating barrier - Google Patents

Oscillating barrier

Info

Publication number
FR411992A
FR411992A FR411992DA FR411992A FR 411992 A FR411992 A FR 411992A FR 411992D A FR411992D A FR 411992DA FR 411992 A FR411992 A FR 411992A
Authority
FR
France
Prior art keywords
oscillating
barrier
oscillating barrier
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
Jean Lasmolles
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.)
JEAN LASMOLLES
Original Assignee
JEAN LASMOLLES
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 JEAN LASMOLLES filed Critical JEAN LASMOLLES
Application granted granted Critical
Publication of FR411992A publication Critical patent/FR411992A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/02—Guards or obstacles for preventing access to the route

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR411992D 1910-01-27 1910-01-27 Oscillating barrier Expired FR411992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR411992T 1910-01-27

Publications (1)

Publication Number Publication Date
FR411992A true FR411992A (en) 1910-06-30

Family

ID=1455894

Family Applications (1)

Application Number Title Priority Date Filing Date
FR411992D Expired FR411992A (en) 1910-01-27 1910-01-27 Oscillating barrier

Country Status (1)

Country Link
FR (1) FR411992A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608010A (en) * 1948-11-29 1952-08-26 Anderson Thelma Irene Drive-through gate
US4041646A (en) * 1975-11-24 1977-08-16 Aurora Equipment Company Gate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608010A (en) * 1948-11-29 1952-08-26 Anderson Thelma Irene Drive-through gate
US4041646A (en) * 1975-11-24 1977-08-16 Aurora Equipment Company Gate

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