Means preventing dust penetration

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Patents Grantslast 30 patents

Information Patent Grant
3749229
- Patent number 3,749,229
- Issue date Jul 31, 1973
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
3563203
- Patent number 3,563,203
- Issue date Feb 16, 1971
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2725975
- Patent number 2,725,975
- Issue date Dec 6, 1955
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
2606647
- Patent number 2,606,647
- Issue date Aug 12, 1952
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
1823370
- Patent number 1,823,370
- Issue date Sep 15, 1931
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
1812112
- Patent number 1,812,112
- Issue date Jun 30, 1931
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
1800432
- Patent number 1,800,432
- Issue date Apr 14, 1931
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL