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All Patents in class 33/514.2 | |||||
Number | Date | Patentee | Title | Type | |
390,178 | Sep. 25, 1888 | H. Lyons | Combined Hat Conformator and Stretcher | hat making machines | |
447,751 | Mar. 03, 1891 | H. Lyons | Combined Hat Conformator and Stretcher | hat making machines |