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Patents for Walter Middleditch | |||||
Number | Date | Patentee | Title | Type | |
332,817 | Dec. 22, 1885 | W. Middleditch | Lathe Attachment | metal lathe accessories and attachments | |
335,609 | Feb. 09, 1886 | W. Middleditch | Lathe Attachment | metal lathe accessories and attachments |