DE316985C - - Google Patents
Info
- Publication number
- DE316985C DE316985C DENDAT316985D DE316985DA DE316985C DE 316985 C DE316985 C DE 316985C DE NDAT316985 D DENDAT316985 D DE NDAT316985D DE 316985D A DE316985D A DE 316985DA DE 316985 C DE316985 C DE 316985C
- Authority
- DE
- Germany
- Prior art keywords
- filaments
- letters
- keys
- handles
- lines
- 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
- 239000011521 glass Substances 0.000 description 4
- 206010011878 Deafness Diseases 0.000 description 2
- 208000032041 Hearing impaired Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004313 glare Effects 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
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Push-Button Switches (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE316985C true DE316985C (enrdf_load_stackoverflow) |
Family
ID=569658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT316985D Active DE316985C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE316985C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT316985D patent/DE316985C/de active Active
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