DE173376C - - Google Patents
Info
- Publication number
- DE173376C DE173376C DENDAT173376D DE173376DA DE173376C DE 173376 C DE173376 C DE 173376C DE NDAT173376 D DENDAT173376 D DE NDAT173376D DE 173376D A DE173376D A DE 173376DA DE 173376 C DE173376 C DE 173376C
- Authority
- DE
- Germany
- Prior art keywords
- groups
- signals
- signal
- lamps
- mast
- 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.)
- Active
Links
- 230000011664 signaling Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 241000189705 Dunedin group Species 0.000 description 1
- 229920001875 Ebonite Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/02—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using only mechanical transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE173376C true DE173376C (enrdf_load_html_response) |
Family
ID=438190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT173376D Active DE173376C (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE173376C (enrdf_load_html_response) |
-
0
- DE DENDAT173376D patent/DE173376C/de active Active
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