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BR8402988A - Aparelho de sigilo para extensoes telefonicas - Google Patents

Aparelho de sigilo para extensoes telefonicas

Info

Publication number
BR8402988A
BR8402988A BR8402988A BR8402988A BR8402988A BR 8402988 A BR8402988 A BR 8402988A BR 8402988 A BR8402988 A BR 8402988A BR 8402988 A BR8402988 A BR 8402988A BR 8402988 A BR8402988 A BR 8402988A
Authority
BR
Brazil
Prior art keywords
security device
telephone extensions
extensions
telephone
security
Prior art date
Application number
BR8402988A
Other languages
English (en)
Inventor
Mauricio Sampaio De Alcantara
Original Assignee
Sociedade Educacional Professo
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 Sociedade Educacional Professo filed Critical Sociedade Educacional Professo
Priority to BR8402988A priority Critical patent/BR8402988A/pt
Publication of BR8402988A publication Critical patent/BR8402988A/pt

Links

BR8402988A 1984-06-19 1984-06-19 Aparelho de sigilo para extensoes telefonicas BR8402988A (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8402988A BR8402988A (pt) 1984-06-19 1984-06-19 Aparelho de sigilo para extensoes telefonicas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8402988A BR8402988A (pt) 1984-06-19 1984-06-19 Aparelho de sigilo para extensoes telefonicas

Publications (1)

Publication Number Publication Date
BR8402988A true BR8402988A (pt) 1986-01-28

Family

ID=4035872

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8402988A BR8402988A (pt) 1984-06-19 1984-06-19 Aparelho de sigilo para extensoes telefonicas

Country Status (1)

Country Link
BR (1) BR8402988A (pt)

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