IT208207Z2 - INTERPHONE ELECTRICAL EQUIPMENT COMPLEX. - Google Patents
INTERPHONE ELECTRICAL EQUIPMENT COMPLEX.Info
- Publication number
- IT208207Z2 IT208207Z2 IT8623296U IT2329686U IT208207Z2 IT 208207 Z2 IT208207 Z2 IT 208207Z2 IT 8623296 U IT8623296 U IT 8623296U IT 2329686 U IT2329686 U IT 2329686U IT 208207 Z2 IT208207 Z2 IT 208207Z2
- Authority
- IT
- Italy
- Prior art keywords
- interphone
- electrical equipment
- equipment complex
- complex
- electrical
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/001—Two-way communication systems between a limited number of parties
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8623296U IT208207Z2 (en) | 1986-10-06 | 1986-10-06 | INTERPHONE ELECTRICAL EQUIPMENT COMPLEX. |
FR8708827A FR2604844A1 (en) | 1986-10-06 | 1987-06-23 | Assembly of electrical equipment for local communication |
BR8705258A BR8705258A (en) | 1986-10-06 | 1987-10-05 | SYSTEM OF ELECTRIC APPLIANCES |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8623296U IT208207Z2 (en) | 1986-10-06 | 1986-10-06 | INTERPHONE ELECTRICAL EQUIPMENT COMPLEX. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8623296V0 IT8623296V0 (en) | 1986-10-06 |
IT208207Z2 true IT208207Z2 (en) | 1988-04-11 |
Family
ID=11205793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8623296U IT208207Z2 (en) | 1986-10-06 | 1986-10-06 | INTERPHONE ELECTRICAL EQUIPMENT COMPLEX. |
Country Status (3)
Country | Link |
---|---|
BR (1) | BR8705258A (en) |
FR (1) | FR2604844A1 (en) |
IT (1) | IT208207Z2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19812552A1 (en) * | 1998-03-21 | 1999-09-23 | Kirmes Gisela | Communication device for a vehicle |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3909547A (en) * | 1971-12-22 | 1975-09-30 | Gai Tronics Corp | Mine paging and telephone system |
US3870829A (en) * | 1972-11-08 | 1975-03-11 | Johnson Service Co | Audio-communication system having a plurality of interconnected stations |
DE2402034A1 (en) * | 1974-01-17 | 1975-08-07 | Griese Hans Joachim Dr Ing | Simplex-duplex intercom system - uses room extensions built-in walls with radio remote control facilities |
-
1986
- 1986-10-06 IT IT8623296U patent/IT208207Z2/en active
-
1987
- 1987-06-23 FR FR8708827A patent/FR2604844A1/en active Pending
- 1987-10-05 BR BR8705258A patent/BR8705258A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR8705258A (en) | 1988-05-24 |
IT8623296V0 (en) | 1986-10-06 |
FR2604844A1 (en) | 1988-04-08 |
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