BE338800A - - Google Patents
Info
- Publication number
- BE338800A BE338800A BE338800DA BE338800A BE 338800 A BE338800 A BE 338800A BE 338800D A BE338800D A BE 338800DA BE 338800 A BE338800 A BE 338800A
- Authority
- BE
- Belgium
- Prior art keywords
- base
- tip
- spring
- shaker
- earpiece
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 16
- 239000012528 membrane Substances 0.000 claims description 16
- 239000008188 pellet Substances 0.000 claims description 13
- 239000003610 charcoal Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000003245 coal Substances 0.000 claims description 3
- 229910052949 galena Inorganic materials 0.000 claims description 3
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical class C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 241000446313 Lamella Species 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 241000594011 Leuciscus leuciscus Species 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/62—Constructional arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE338800A true BE338800A (enrdf_load_stackoverflow) |
Family
ID=16714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE338800D BE338800A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE338800A (enrdf_load_stackoverflow) |
-
0
- BE BE338800D patent/BE338800A/fr unknown
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