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| All Patents in class 425/86 | |||||
| Number | Date | Patentee | Title | Type | |
| 2,789,314 | Apr. 23, 1957 | B.H. Davis | Apparatus for vulcanizing an extruded sheath on a continuous core | wire insulating machines | |
| 2,952,870 | Sep. 20, 1960 | E.M. Mark | Continuous conduit-type vulcanizing apparatus with non-surging water-steam meeting level | wire insulating machines | |