ITMI960546A0 - - Google Patents
Info
- Publication number
- ITMI960546A0 ITMI960546A0 ITMI960546A ITMI960546A ITMI960546A0 IT MI960546 A0 ITMI960546 A0 IT MI960546A0 IT MI960546 A ITMI960546 A IT MI960546A IT MI960546 A ITMI960546 A IT MI960546A IT MI960546 A0 ITMI960546 A0 IT MI960546A0
- Authority
- IT
- Italy
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/001—Thumb wheel switches
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
- H04M11/025—Door telephones
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/025—Light-emitting indicators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Telephone Set Structure (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT96MI000546A IT1283545B1 (it) | 1996-03-20 | 1996-03-20 | Pulsantiera con finestre di lettura atte ad identificare gli utenti dei derivati interni |
| EP96201655A EP0797340A1 (en) | 1996-03-20 | 1996-06-13 | Pushbutton unit with viewing windows for identifying the users of internal extensions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT96MI000546A IT1283545B1 (it) | 1996-03-20 | 1996-03-20 | Pulsantiera con finestre di lettura atte ad identificare gli utenti dei derivati interni |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI960546A0 true ITMI960546A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1996-03-20 |
| ITMI960546A1 ITMI960546A1 (it) | 1997-09-20 |
| IT1283545B1 IT1283545B1 (it) | 1998-04-22 |
Family
ID=11373707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT96MI000546A IT1283545B1 (it) | 1996-03-20 | 1996-03-20 | Pulsantiera con finestre di lettura atte ad identificare gli utenti dei derivati interni |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0797340A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| IT (1) | IT1283545B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978468A (en) * | 1974-11-11 | 1976-08-31 | Robert F. Moore | Intercom call signaling mechanism |
| FR2590100B1 (fr) * | 1985-11-07 | 1989-09-15 | Rhone Entreprise Antenne | Selecteur pour systeme d'intercommunication |
-
1996
- 1996-03-20 IT IT96MI000546A patent/IT1283545B1/it active IP Right Grant
- 1996-06-13 EP EP96201655A patent/EP0797340A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI960546A1 (it) | 1997-09-20 |
| IT1283545B1 (it) | 1998-04-22 |
| EP0797340A1 (en) | 1997-09-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted |