-
3891084
-
Patent number 3,891,084
-
Issue date Jun 24, 1975
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
-
2948433
-
Patent number 2,948,433
-
Issue date Aug 9, 1960
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL