PL266094A2 - Way of interphone operation and circuitry therefor - Google Patents

Way of interphone operation and circuitry therefor

Info

Publication number
PL266094A2
PL266094A2 PL26609487A PL26609487A PL266094A2 PL 266094 A2 PL266094 A2 PL 266094A2 PL 26609487 A PL26609487 A PL 26609487A PL 26609487 A PL26609487 A PL 26609487A PL 266094 A2 PL266094 A2 PL 266094A2
Authority
PL
Poland
Prior art keywords
way
circuitry therefor
interphone operation
interphone
therefor
Prior art date
Application number
PL26609487A
Other versions
PL152622B2 (en
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
Priority to PL26609487A priority Critical patent/PL152622B2/en
Publication of PL266094A2 publication Critical patent/PL266094A2/en
Publication of PL152622B2 publication Critical patent/PL152622B2/en

Links

PL26609487A 1987-06-05 1987-06-05 LAYOUT OF DOORPHONE WITH DIGITAL DIALING OF THE APARTMENT NUMBER PL152622B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL26609487A PL152622B2 (en) 1987-06-05 1987-06-05 LAYOUT OF DOORPHONE WITH DIGITAL DIALING OF THE APARTMENT NUMBER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL26609487A PL152622B2 (en) 1987-06-05 1987-06-05 LAYOUT OF DOORPHONE WITH DIGITAL DIALING OF THE APARTMENT NUMBER

Publications (2)

Publication Number Publication Date
PL266094A2 true PL266094A2 (en) 1988-07-07
PL152622B2 PL152622B2 (en) 1991-01-31

Family

ID=20036698

Family Applications (1)

Application Number Title Priority Date Filing Date
PL26609487A PL152622B2 (en) 1987-06-05 1987-06-05 LAYOUT OF DOORPHONE WITH DIGITAL DIALING OF THE APARTMENT NUMBER

Country Status (1)

Country Link
PL (1) PL152622B2 (en)

Also Published As

Publication number Publication date
PL152622B2 (en) 1991-01-31

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