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CPC
E01B23/16

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Parent Industries

EFIXED CONSTRUCTIONS E01Road, railway construction E01BPERMANENT WAY PERMANENT-WAY TOOLS MACHINES FOR MAKING RAILWAYS OF ALL KINDS E01B23/00Easily dismountable or movable tracks

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Patents Grantslast 30 patents

Information Patent Grant
1789647
- Patent number 1,789,647
- Issue date Jan 20, 1931
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES