DE298383C - - Google Patents
Info
- Publication number
- DE298383C DE298383C DENDAT298383D DE298383DA DE298383C DE 298383 C DE298383 C DE 298383C DE NDAT298383 D DENDAT298383 D DE NDAT298383D DE 298383D A DE298383D A DE 298383DA DE 298383 C DE298383 C DE 298383C
- Authority
- DE
- Germany
- Prior art keywords
- acid
- coating
- wollaston
- sounder
- spraying
- 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
- 239000011248 coating agent Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 1
- 239000004020 conductor Substances 0.000 claims 1
- 238000005530 etching Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 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)
- Surface Heating Bodies (AREA)
- Non-Insulated Conductors (AREA)
- ing And Chemical Polishing (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE191505832X | 1915-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE298383C true DE298383C (enrdf_load_stackoverflow) |
Family
ID=32668490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT298383D Active DE298383C (enrdf_load_stackoverflow) | 1915-02-06 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE298383C (enrdf_load_stackoverflow) |
| GB (1) | GB191505832A (enrdf_load_stackoverflow) |
-
0
- DE DENDAT298383D patent/DE298383C/de active Active
-
1915
- 1915-04-19 GB GB191505832D patent/GB191505832A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191505832A (en) | 1916-04-19 |
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