BE353518A - - Google Patents
Info
- Publication number
- BE353518A BE353518A BE353518DA BE353518A BE 353518 A BE353518 A BE 353518A BE 353518D A BE353518D A BE 353518DA BE 353518 A BE353518 A BE 353518A
- Authority
- BE
- Belgium
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
- H04R11/00—Transducers of moving-armature or moving-core type
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1876113X | 1927-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE353518A true BE353518A (en) |
Family
ID=19873228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE353518D BE353518A (en) | 1927-09-24 |
Country Status (4)
Country | Link |
---|---|
US (1) | US1876113A (en) |
BE (1) | BE353518A (en) |
FR (1) | FR659415A (en) |
NL (1) | NL25009C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3552564A (en) * | 1967-04-25 | 1971-01-05 | Burgener Technical Enterprises | Ferromagnetic ore concentrator and method of processing ores therewith |
-
0
- BE BE353518D patent/BE353518A/xx unknown
- NL NL25009D patent/NL25009C/xx active
-
1928
- 1928-08-10 US US298827A patent/US1876113A/en not_active Expired - Lifetime
- 1928-08-22 FR FR659415D patent/FR659415A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL25009C (en) | |
US1876113A (en) | 1932-09-06 |
FR659415A (en) | 1929-06-28 |