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| Patents for James A. Dorman | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,528,873 | Nov. 07, 1950 | J.A. Dorman | Pipe Chuck | pipe and chain vises | |
| 2,800,824 | Jul. 30, 1957 | J.A. Dorman | Automatic Work Driver or Lathe Dog | metal lathe accessories and attachments | |