GB109797A - Improvements in or relating to the Heating Conductors of Thermic Telephones. - Google Patents
Improvements in or relating to the Heating Conductors of Thermic Telephones.Info
- Publication number
- GB109797A GB109797A GB11867/17A GB1186717A GB109797A GB 109797 A GB109797 A GB 109797A GB 11867/17 A GB11867/17 A GB 11867/17A GB 1186717 A GB1186717 A GB 1186717A GB 109797 A GB109797 A GB 109797A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rods
- wire
- plugs
- arch
- flattened
- 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.)
- Expired
Links
- 239000004020 conductor Substances 0.000 title abstract 4
- 238000010438 heat treatment Methods 0.000 title 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000007598 dipping method Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/002—Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Resistance Heating (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL109797X | 1916-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB109797A true GB109797A (en) | 1917-10-25 |
Family
ID=32294124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11867/17A Expired GB109797A (en) | 1916-09-15 | 1917-08-18 | Improvements in or relating to the Heating Conductors of Thermic Telephones. |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE310385C (enrdf_load_stackoverflow) |
| FR (1) | FR487624A (enrdf_load_stackoverflow) |
| GB (1) | GB109797A (enrdf_load_stackoverflow) |
| NL (1) | NL4057C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT310385D patent/DE310385C/de active Active
- NL NL4057D patent/NL4057C/xx active
-
1917
- 1917-08-18 GB GB11867/17A patent/GB109797A/en not_active Expired
- 1917-09-14 FR FR487624A patent/FR487624A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE310385C (enrdf_load_stackoverflow) | |
| FR487624A (fr) | 1918-07-17 |
| NL4057C (enrdf_load_stackoverflow) |
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