| Patents for Albert G. Pieczentkowski |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 890,725 | Jun. 16, 1908 | B.A. Swenson | Valve Remover | valve spring tools |
| 896,336 | Aug. 18, 1908 | B.A. Swenson | Valve Remover | valve spring tools |
| 924,668 | Jun. 15, 1909 | F.O. Jaques | Height Gage | height gages |
| 934,730 | Sep. 21, 1909 | F.O. Jaques | Micrometer Gage | micrometers |
| 949,083 | Feb. 15, 1910 | F. Mossberg | Wrench | nut wrenches |
| 1,019,825 | Mar. 12, 1912 | F. Mossberg | Ratchet Wrench | ratchet wrenches |
| D42,368 | Mar. 26, 1912 | F. Mossberg | Combination Tool | wrench combination tools |
| 1,044,069 | Nov. 12, 1912 | F. Mossberg | Pipe Wrench | pipe wrenches |
| 1,078,059 | Nov. 11, 1913 | F. Mossberg | Wrench | ratchet wrenches |
