| All Patents of Type: layout tools |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 12,599 | Mar. 27, 1855 | S.B. Knight | Method of Chalking Lines | layout tools |
| 15,600 | Aug. 26, 1856 | L. Crofoot | Instrument for laying out rafters | layout tools |
| 65,057 | May 28, 1867 | J.W. Carter | Improvement in chalk-line marker | layout tools |
| 93,937 | Aug. 17, 1869 | D.A. Wilcox | Improved centring-awl | layout tools |
| 185,706 | Dec. 26, 1876 | W.P. Tullock | Improvement in centering devices | layout tools |
| 393,290 | Nov. 20, 1888 | A.C. Both | Scale divider and section liner | layout tools |
| D33,545 | Nov. 13, 1900 | G.L. Buff | Design for a Vernier Plate for Surveying Instruments | layout tools |
| 1,202,114 | Oct. 24, 1916 | L.S. Starrett | Combined Gage and Level | layout tools |
| 1,501,169 | Jul. 15, 1924 | A.W. Keuffell | Process of Making Drawing Instruments | layout tools |
| 2,092,653 | Sep. 07, 1937 | H.M. Nielsen | Transfer-punch buttons | layout tools |
