BG19860A1 - - Google Patents
Info
- Publication number
- BG19860A1 BG19860A1 BG21791A BG2179172A BG19860A1 BG 19860 A1 BG19860 A1 BG 19860A1 BG 21791 A BG21791 A BG 21791A BG 2179172 A BG2179172 A BG 2179172A BG 19860 A1 BG19860 A1 BG 19860A1
- Authority
- BG
- Bulgaria
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15885071 | 1971-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG19860A1 true BG19860A1 (en:Method) | 1975-10-30 |
Family
ID=5484574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG21791A BG19860A1 (en:Method) | 1971-11-10 | 1972-11-04 |
Country Status (2)
| Country | Link |
|---|---|
| BG (1) | BG19860A1 (en:Method) |
| RO (1) | RO61596A (en:Method) |
-
1972
- 1972-11-04 BG BG21791A patent/BG19860A1/xx unknown
- 1972-11-10 RO RO72781A patent/RO61596A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO61596A (en:Method) | 1977-04-15 |