FR341035A - Microtéléphone - Google Patents
MicrotéléphoneInfo
- Publication number
- FR341035A FR341035A FR341035A FR341035DA FR341035A FR 341035 A FR341035 A FR 341035A FR 341035 A FR341035 A FR 341035A FR 341035D A FR341035D A FR 341035DA FR 341035 A FR341035 A FR 341035A
- Authority
- FR
- France
- Prior art keywords
- microphone
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR341035T |
Publications (1)
Publication Number | Publication Date |
---|---|
FR341035A true FR341035A (fr) | 1904-07-27 |
Family
ID=8891865
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR4645A Expired FR4645E (fr) | Microtéléphone | ||
FR341035A Expired FR341035A (fr) | 1904-03-08 | Microtéléphone |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR4645A Expired FR4645E (fr) | Microtéléphone |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE171536C (enrdf_load_stackoverflow) |
FR (2) | FR341035A (enrdf_load_stackoverflow) |
-
0
- DE DENDAT171536D patent/DE171536C/de active Active
- FR FR4645A patent/FR4645E/fr not_active Expired
-
1904
- 1904-03-08 FR FR341035A patent/FR341035A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE171536C (enrdf_load_stackoverflow) | |
FR4645E (fr) | 1905-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR341035A (fr) | Microtéléphone | |
FR339458A (fr) | Microtéléphone | |
CH30655A (de) | Mikrotelephon | |
FR2800E (fr) | Entonnoir-soutireur | |
CH31912A (fr) | Pétard | |
FR339615A (fr) | Trieur-calibreur | |
FR339716A (fr) | Houe-déchaumeuse | |
FR340745A (fr) | Corset-brassière | |
FR339848A (fr) | Bloque-serrure | |
FI2156A (fi) | Uppvärmningsapparat | |
FI2218A (fi) | Kakelugnsinsats | |
CH31445A (de) | Marbelspicker | |
CH31745A (fr) | Bluterie | |
CH31851A (fr) | Bombe-réclame | |
CH32330A (fr) | Moulin-broyeur | |
CH32497A (de) | Rettungsgürtel | |
CH33001A (fr) | Chronographe-compteur | |
FI2103A (fi) | Hopfällbart blomsterstöd | |
FI2105A (fi) | Säkerhetsfönster | |
FI2109A (fi) | Mjölkningsmaskin | |
FI2113A (fi) | Bomkoppel | |
FI2132A (fi) | Flasklås | |
FI2136A (fi) | Valvkonstruktion | |
FI2147A (fi) | Träbearbetningsmaskin | |
CH30835A (fr) | Auget |