using scraping belts or chains

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Patents Grantslast 30 patents

Information Patent Grant
3335842
- Patent number 3,335,842
- Issue date Aug 15, 1967
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2348056
- Patent number 2,348,056
- Issue date May 2, 1944
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2073793
- Patent number 2,073,793
- Issue date Mar 16, 1937
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
1890762
- Patent number 1,890,762
- Issue date Dec 13, 1932
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
1431216
- Patent number 1,431,216
- Issue date Oct 10, 1922
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL