Electric devices associated with overhead trolley wires

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Patents Grantslast 30 patents

Information Patent Grant
Wireless train communication system via access points on train powe...
- Patent number 11,325,503
- Issue date May 10, 2022
- ICOMERA AB
- Mats Karlsson
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System for automatically controlling an electrically propelled trac...
- Patent number 4,301,899
- Issue date Nov 24, 1981
- General Electric Company
- Lloyd W. McSparran
- B60 - VEHICLES IN GENERAL
Information Patent Grant
2386866
- Patent number 2,386,866
- Issue date Oct 16, 1945
- B61 - RAILWAYS
Information Patent Grant
2302890
- Patent number 2,302,890
- Issue date Nov 24, 1942
- B61 - RAILWAYS
Information Patent Grant
1783710
- Patent number 1,783,710
- Issue date Dec 2, 1930
- B61 - RAILWAYS