FR321077A - Electric secret switch - Google Patents

Electric secret switch

Info

Publication number
FR321077A
FR321077A FR321077DA FR321077A FR 321077 A FR321077 A FR 321077A FR 321077D A FR321077D A FR 321077DA FR 321077 A FR321077 A FR 321077A
Authority
FR
France
Prior art keywords
secret switch
electric secret
electric
switch
secret
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
Zay Emile
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 FR321077A publication Critical patent/FR321077A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C9/00666—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with dials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR321077D 1902-05-12 1902-05-12 Electric secret switch Expired FR321077A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR321077T 1902-05-12

Publications (1)

Publication Number Publication Date
FR321077A true FR321077A (en) 1902-12-29

Family

ID=1371532

Family Applications (1)

Application Number Title Priority Date Filing Date
FR321077D Expired FR321077A (en) 1902-05-12 1902-05-12 Electric secret switch

Country Status (1)

Country Link
FR (1) FR321077A (en)

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