FR565766A - Enhancements to Counterfeit Detectors for Coin Operated Machines - Google Patents

Enhancements to Counterfeit Detectors for Coin Operated Machines

Info

Publication number
FR565766A
FR565766A FR565766DA FR565766A FR 565766 A FR565766 A FR 565766A FR 565766D A FR565766D A FR 565766DA FR 565766 A FR565766 A FR 565766A
Authority
FR
France
Prior art keywords
enhancements
coin operated
operated machines
counterfeit
detectors
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
Frank Hedley
James Stanislaus Doyle
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
Application granted granted Critical
Publication of FR565766A publication Critical patent/FR565766A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR565766D 1922-05-06 1923-05-03 Enhancements to Counterfeit Detectors for Coin Operated Machines Expired FR565766A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US565766XA 1957-03-18 1957-03-18

Publications (1)

Publication Number Publication Date
FR565766A true FR565766A (en) 1924-02-04

Family

ID=22005334

Family Applications (1)

Application Number Title Priority Date Filing Date
FR565766D Expired FR565766A (en) 1922-05-06 1923-05-03 Enhancements to Counterfeit Detectors for Coin Operated Machines

Country Status (2)

Country Link
BE (1) BE565766A (en)
FR (1) FR565766A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB904304A (en) * 1958-12-24 1962-08-29 Du Pont Preparation of unsaturated acids by the oxidation of alkenes

Also Published As

Publication number Publication date
BE565766A (en) 1960-07-29

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