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| Patents for Frederick P. Rosback | |||||
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| Number | Title | Classification(s) | |||
| 293,675 | Metal Planer | 192/89.29, 409/324, 74/59 | |||
| 608,796 | Machine for making box-blanks | 144/7, 227/6, 227/88 | |||
| 609,630 | Machine for step-mitering and printing box-blanks | 144/3.1, 144/4.8, 144/6.5, 144/7 | |||
| 614,348 | Machine for making box-blanks | 227/3 | |||