DE166503C - - Google Patents
Info
- Publication number
- DE166503C DE166503C DENDAT166503D DE166503DA DE166503C DE 166503 C DE166503 C DE 166503C DE NDAT166503 D DENDAT166503 D DE NDAT166503D DE 166503D A DE166503D A DE 166503DA DE 166503 C DE166503 C DE 166503C
- Authority
- DE
- Germany
- Prior art keywords
- signal
- bell
- button
- visible
- 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
- 230000001960 triggered Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/02—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using mechanical transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE166503C true DE166503C (pt) |
Family
ID=431893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT166503D Active DE166503C (pt) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE166503C (pt) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939419A (en) * | 1958-06-25 | 1960-06-07 | Curtis D Hawkins | Liquid level signaling device |
| US5568786A (en) * | 1995-01-25 | 1996-10-29 | Lynch; Patrick J. | Checkmate communication system |
-
0
- DE DENDAT166503D patent/DE166503C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939419A (en) * | 1958-06-25 | 1960-06-07 | Curtis D Hawkins | Liquid level signaling device |
| US5568786A (en) * | 1995-01-25 | 1996-10-29 | Lynch; Patrick J. | Checkmate communication system |
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