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CH607726A5 - Method and device for monitoring sound-conducting media - Google Patents

Method and device for monitoring sound-conducting media

Info

Publication number
CH607726A5
CH607726A5 CH1229676A CH1229676A CH607726A5 CH 607726 A5 CH607726 A5 CH 607726A5 CH 1229676 A CH1229676 A CH 1229676A CH 1229676 A CH1229676 A CH 1229676A CH 607726 A5 CH607726 A5 CH 607726A5
Authority
CH
Switzerland
Prior art keywords
conducting media
monitoring sound
sound
monitoring
conducting
Prior art date
Application number
CH1229676A
Inventor
Alois Zetting
Original Assignee
Cerberus Ag
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 Cerberus Ag filed Critical Cerberus Ag
Priority to DE2646160A priority Critical patent/DE2646160C2/en
Priority to US05/743,392 priority patent/US4142188A/en
Priority to JP51146682A priority patent/JPS6016000B2/en
Priority to GB51278/76A priority patent/GB1517628A/en
Priority to US05/900,725 priority patent/US4225859A/en
Publication of CH607726A5 publication Critical patent/CH607726A5/en

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)
  • Testing Of Coins (AREA)
CH1229676A 1975-11-03 1976-09-29 Method and device for monitoring sound-conducting media CH607726A5 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE2646160A DE2646160C2 (en) 1975-12-08 1976-10-13 Method and device for monitoring sound-conducting media
US05/743,392 US4142188A (en) 1975-12-08 1976-11-19 Method and apparatus for monitoring sound-conducting media
JP51146682A JPS6016000B2 (en) 1975-12-08 1976-12-08 How to monitor acoustically conductive media
GB51278/76A GB1517628A (en) 1975-12-08 1976-12-08 Method of and apparatus for supervising accoustically conductive media
US05/900,725 US4225859A (en) 1975-12-08 1978-04-27 Method and apparatus for monitoring sound-conducting media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752549093 DE2549093A1 (en) 1975-11-03 1975-11-03 PROCEDURE AND CIRCUIT ARRANGEMENT FOR TESTING COINS OR DGL.

Publications (1)

Publication Number Publication Date
CH607726A5 true CH607726A5 (en) 1978-10-13

Family

ID=5960693

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1229676A CH607726A5 (en) 1975-11-03 1976-09-29 Method and device for monitoring sound-conducting media

Country Status (2)

Country Link
CH (1) CH607726A5 (en)
DE (1) DE2549093A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH624220A5 (en) * 1978-04-04 1981-07-15 Radioelectrique Comp Ind
US4883264A (en) * 1987-11-02 1989-11-28 Laurel Bank Machines Co., Ltd. Bill disbursing system

Also Published As

Publication number Publication date
DE2549093A1 (en) 1977-05-05

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased