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Patents for William Parsons | |||||
Number | Date | Patentee | Title | Type | |
GB-186,502,731 | Oct. 21, 1865 | W. Parsons | Improvements in mortising machines | mortising machines | |
NF-1,912,020 | Nov. 16, 1912 | W. Parsons | Improvements in the construction of feed gear for rotary machines for saw mills | sawmill feed works |