NL1925C - - Google Patents
Info
- Publication number
- NL1925C NL1925C NL5145A NL5145A NL1925C NL 1925 C NL1925 C NL 1925C NL 5145 A NL5145 A NL 5145A NL 5145 A NL5145 A NL 5145A NL 1925 C NL1925 C NL 1925C
- Authority
- NL
- Netherlands
Links
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)
- Manufacturing Of Electrical Connectors (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE283703T | 1914-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL1925C true NL1925C (enrdf_load_stackoverflow) | 1917-02-22 |
Family
ID=32605053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL5145A NL1925C (enrdf_load_stackoverflow) | 1914-03-25 | 1914-08-06 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE283703C (enrdf_load_stackoverflow) |
FR (1) | FR510941A (enrdf_load_stackoverflow) |
GB (1) | GB191504353A (enrdf_load_stackoverflow) |
NL (1) | NL1925C (enrdf_load_stackoverflow) |
-
1914
- 1914-03-25 DE DE1914283703D patent/DE283703C/de not_active Expired
- 1914-08-06 NL NL5145A patent/NL1925C/xx active
-
1915
- 1915-03-10 FR FR510941D patent/FR510941A/fr not_active Expired
- 1915-03-19 GB GB191504353D patent/GB191504353A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE283703C (enrdf_load_stackoverflow) | 1915-04-23 |
GB191504353A (en) | 1915-07-29 |
FR510941A (fr) | 1920-12-14 |