BE383873A - - Google Patents
Info
- Publication number
- BE383873A BE383873A BE383873DA BE383873A BE 383873 A BE383873 A BE 383873A BE 383873D A BE383873D A BE 383873DA BE 383873 A BE383873 A BE 383873A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/22—Circuits for receivers in which no local oscillation is generated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F15/00—Axle-boxes
- B61F15/20—Details
- B61F15/22—Sealing means preventing entrance of dust or leakage of oil
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2361429A GB321909A (en) | 1928-09-07 | 1928-09-07 | Improvements in lubricating devices such as grease boxes for the axles of rolling stock and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE383873A true BE383873A (ja�@�@) | 1931-12-31 |
Family
ID=10198493
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE354025D BE354025A (ja�@�@) | 1928-09-07 | 1928-09-07 | |
| BE383873D BE383873A (ja�@�@) | 1928-09-07 | 1931-11-02 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE354025D BE354025A (ja�@�@) | 1928-09-07 | 1928-09-07 |
Country Status (3)
| Country | Link |
|---|---|
| BE (2) | BE354025A (ja�@�@) |
| FR (1) | FR683195A (ja�@�@) |
| GB (1) | GB321909A (ja�@�@) |
-
1928
- 1928-09-07 BE BE354025D patent/BE354025A/xx unknown
- 1928-09-07 GB GB2361429A patent/GB321909A/en not_active Expired
-
1929
- 1929-01-26 FR FR683195D patent/FR683195A/fr not_active Expired
-
1931
- 1931-11-02 BE BE383873D patent/BE383873A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR683195A (fr) | 1930-06-06 |
| BE354025A (ja�@�@) | 1928-10-31 |
| GB321909A (en) | 1929-11-21 |