DE147135C - - Google Patents
Info
- Publication number
- DE147135C DE147135C DENDAT147135D DE147135DA DE147135C DE 147135 C DE147135 C DE 147135C DE NDAT147135 D DENDAT147135 D DE NDAT147135D DE 147135D A DE147135D A DE 147135DA DE 147135 C DE147135 C DE 147135C
- Authority
- DE
- Germany
- Prior art keywords
- drums
- crank
- telephone
- contacts
- contact
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000003381 solubilizing effect Effects 0.000 claims 1
- 229920001875 Ebonite Polymers 0.000 description 3
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 201000009032 substance abuse Diseases 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE147135C true DE147135C (enrdf_load_stackoverflow) |
Family
ID=414343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT147135D Active DE147135C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE147135C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT147135D patent/DE147135C/de active Active
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