PT65828B - Ers and a device according to the method method to prevent unauthorized use of cassette tape record - Google Patents

Ers and a device according to the method method to prevent unauthorized use of cassette tape record

Info

Publication number
PT65828B
PT65828B PT6582876A PT6582876A PT65828B PT 65828 B PT65828 B PT 65828B PT 6582876 A PT6582876 A PT 6582876A PT 6582876 A PT6582876 A PT 6582876A PT 65828 B PT65828 B PT 65828B
Authority
PT
Portugal
Prior art keywords
ers
cassette tape
prevent unauthorized
unauthorized use
tape record
Prior art date
Application number
PT6582876A
Other languages
English (en)
Other versions
PT65828A (en
Original Assignee
Telcefo Security Prod Ab
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 Telcefo Security Prod Ab filed Critical Telcefo Security Prod Ab
Priority to PT6582876A priority Critical patent/PT65828B/pt
Publication of PT65828A publication Critical patent/PT65828A/pt
Publication of PT65828B publication Critical patent/PT65828B/pt

Links

PT6582876A 1976-11-11 1976-11-11 Ers and a device according to the method method to prevent unauthorized use of cassette tape record PT65828B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PT6582876A PT65828B (en) 1976-11-11 1976-11-11 Ers and a device according to the method method to prevent unauthorized use of cassette tape record

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT6582876A PT65828B (en) 1976-11-11 1976-11-11 Ers and a device according to the method method to prevent unauthorized use of cassette tape record

Publications (2)

Publication Number Publication Date
PT65828A PT65828A (en) 1976-12-01
PT65828B true PT65828B (en) 1978-05-15

Family

ID=20081983

Family Applications (1)

Application Number Title Priority Date Filing Date
PT6582876A PT65828B (en) 1976-11-11 1976-11-11 Ers and a device according to the method method to prevent unauthorized use of cassette tape record

Country Status (1)

Country Link
PT (1) PT65828B (pt)

Also Published As

Publication number Publication date
PT65828A (en) 1976-12-01

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