| All Patents of Type: rules |
Patents 1 -
15
of 138
      |
| Number | Date | Patentee | Title | Type |
| 500X | Nov. 30, 1803 | J. Fairbanks | Cylindric ruler for ruling paper | ruling machines |
| 2,331X | Jun. 21, 1815 | L. Hedge, T.M. Pomroy | Spring Pen Ruler | rules |
| 2,746X | Mar. 03, 1817 | L. Hedge | Revolving ruler | rules |
| 6,998X | Apr. 14, 1832 | J. Carrington | Parallel ruler | rules |
| 7,591X | May 22, 1833 | D. Williams | Tailor's Measure | rules |
| 9,110X | Sep. 18, 1835 | J.S. Rockefellow | Tailor's Measure | rules |
| RX-11 | Aug. 31, 1839 | D. Williams | Improvement in the Art of Tailoring | rules |
| 3,820 | Nov. 09, 1844 | J.P. Combs | Tailor'a Measure | rules |
| 14,329 | Feb. 26, 1856 | H. Whipple | Instrument for measuring the length of braces in carpentry | rules |
| 14,396 | Mar. 11, 1856 | R. Eickemeyer | Improvement in Parallel Rulers | rules |
| 14,863 | May 13, 1856 | J. Gorham | Handsaw | combination saws |
| 20,055 | Apr. 27, 1858 | T. Fisher | Ruler | rules |
| 27,179 | Feb. 14, 1860 | C.D. Wheeler | Improvement in Marking Gages for Sewing Machines | special purpose gauges |
| 32,571 | Jun. 18, 1861 | G. Lane | Ruler | rules |
| 35,715 | Jun. 24, 1862 | J.A. Thayer | Combination Tool | combination tools |
