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| All Patents in class 227/86 | |||||
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| Number | Date | Patentee | Title | Type | |
| 242,101 | May 31, 1881 | J. Barnes, W. Barnes | Book Stitching Machine | ||
| 602,121 | Apr. 12, 1898 | F.S. Bradley | Starling-machine | book binder | |
| 1,067,541 | Jul. 15, 1913 | C.A. Palmgren | Stapling device | staplers | |
| 1,746,495 | Feb. 11, 1930 | C.A. Palmgren | Stapling device | staplers | |
| 1,746,496 | Feb. 11, 1930 | C.A. Palmgren | Stapling device | staplers | |
| 1,761,640 | Jun. 03, 1930 | C.A. Palmgren | Stapling device | staplers | |