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| Patents for Eber Hubbard | |||||
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| Number | Date | Patentee | Title | Type | |
| 501,512 | Jul. 18, 1893 | E. Hubbard | Spool dresser | specialty woodworking machines | |
| 518,954 | May 01, 1894 | E. Hubbard | Machine for dressing half-spools | specialty woodworking machines | |
| 521,468 | Jun. 19, 1894 | E. Hubbard | Spool lathe | spool or bobbin machines | |