| All Patents in class 254 |
Patents 556 -
570
of 745
      |
| Number | Date | Patentee | Title | Type |
| 1,338,682 | May 04, 1920 | J.H. Dorman | Jack | lifting jacks |
| 1,343,732 | Jun. 15, 1920 | G.O. Leopold | Lifting jack | |
| 1,345,881 | Jul. 06, 1920 | J.A. Butterworth, W.H. Purnell | Portable Jib Crane | jib cranes |
| 1,356,033 | Oct. 19, 1920 | P.L. Billingsley | Automobile jack | vehicle mechanic |
| 1,358,805 | Nov. 16, 1920 | R.G. Stoehr, I.A. Weaver | Tire-casing spreader | vehicle mechanic |
| 1,367,307 | Feb. 01, 1921 | E.A. Dorman | Jack | lifting jacks |
| 1,373,834 | Apr. 05, 1921 | J.F. Rogers | Tire Turning Tool | tire bending tools |
| 1,376,507 | May 03, 1921 | P.L. Billingsley | Automobile jack | vehicle mechanic |
| 1,389,103 | Aug. 30, 1921 | J. Ryan | Hammer | hammers |
| 1,392,957 | Oct. 11, 1921 | F.E. Matthews | Pulley and sheath therefor | |
| 1,395,123 | Oct. 25, 1921 | G.O. Leopold | Lifting jack | |
| 1,395,266 | Nov. 01, 1921 | J.F. Fenton | Combination Spike Puller | nail extractors |
| 1,395,340 | Nov. 01, 1921 | F.L. Gormley | Speed Retarding Device for Lifting Jacks | lifting tools |
| 1,395,341 | Nov. 01, 1921 | F.L. Gormley | Self Lowering Jack | lifting tools |
| 1,395,522 | Nov. 01, 1921 | T.D. Richardson | Nail Extractor | nail extractors |
