GB9203739D0 - Discreet indoor alert signal for outdoor intruders or visitors - Google Patents
Discreet indoor alert signal for outdoor intruders or visitorsInfo
- Publication number
- GB9203739D0 GB9203739D0 GB929203739A GB9203739A GB9203739D0 GB 9203739 D0 GB9203739 D0 GB 9203739D0 GB 929203739 A GB929203739 A GB 929203739A GB 9203739 A GB9203739 A GB 9203739A GB 9203739 D0 GB9203739 D0 GB 9203739D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- intruders
- discreet
- visitors
- outdoor
- alert signal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929203739A GB9203739D0 (en) | 1992-02-21 | 1992-02-21 | Discreet indoor alert signal for outdoor intruders or visitors |
GB9303064A GB2264380B (en) | 1992-02-21 | 1993-02-16 | Discreet indoor alert signal for outdoor intruders or visitors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929203739A GB9203739D0 (en) | 1992-02-21 | 1992-02-21 | Discreet indoor alert signal for outdoor intruders or visitors |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9203739D0 true GB9203739D0 (en) | 1992-04-08 |
Family
ID=10710809
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB929203739A Pending GB9203739D0 (en) | 1992-02-21 | 1992-02-21 | Discreet indoor alert signal for outdoor intruders or visitors |
GB9303064A Expired - Fee Related GB2264380B (en) | 1992-02-21 | 1993-02-16 | Discreet indoor alert signal for outdoor intruders or visitors |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9303064A Expired - Fee Related GB2264380B (en) | 1992-02-21 | 1993-02-16 | Discreet indoor alert signal for outdoor intruders or visitors |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9203739D0 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2355329B (en) * | 1999-09-27 | 2004-04-07 | Ian Sanderson | Automatic doorbell device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4236147A (en) * | 1977-12-09 | 1980-11-25 | Noel Calvin | Automatic doorbell |
JPS5748192A (en) * | 1980-09-04 | 1982-03-19 | Nakanishi Engineering Kk | Warning device |
JPS58195331A (en) * | 1982-05-10 | 1983-11-14 | Nippon Soken Inc | Communication device for visitor |
GB8324289D0 (en) * | 1983-09-10 | 1983-10-12 | Kaye C M | Theft deterrent and burglar alarm |
-
1992
- 1992-02-21 GB GB929203739A patent/GB9203739D0/en active Pending
-
1993
- 1993-02-16 GB GB9303064A patent/GB2264380B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB9303064D0 (en) | 1993-03-31 |
GB2264380A (en) | 1993-08-25 |
GB2264380B (en) | 1995-06-07 |
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