NL29667C - - Google Patents
Info
- Publication number
- NL29667C NL29667C NL29667DA NL29667C NL 29667 C NL29667 C NL 29667C NL 29667D A NL29667D A NL 29667DA NL 29667 C NL29667 C NL 29667C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/12—Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES79087D DE470892C (de) | 1927-04-03 | 1927-04-03 | Signalanlage fuer Waechterkontrolle, Feuermeldung usw. mit mehreren Meldern |
Publications (1)
Publication Number | Publication Date |
---|---|
NL29667C true NL29667C (ja) |
Family
ID=7507938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL29667D NL29667C (ja) | 1927-04-03 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE470892C (ja) |
NL (1) | NL29667C (ja) |
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0
- NL NL29667D patent/NL29667C/xx active
-
1927
- 1927-04-03 DE DES79087D patent/DE470892C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE470892C (de) | 1929-01-30 |