| All Patents in class 33/558.5 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 7,501 | Jul. 16, 1850 | T. Alteneder | Joint for Compasses for Measuring | compasses |
| 111,715 | Feb. 14, 1871 | T. Alteneder | Improvement in Compass-Joints | compasses |
| 341,080 | May 04, 1886 | E. Weissenborn | Calipers or Dividers | calipers |
| 530,680 | Dec. 11, 1894 | H. Cole | Drawing Instrument | compasses |
| 622,128 | Mar. 28, 1899 | W.C. Day | Combined drafting and measuring tool | compasses |
| 723,041 | Mar. 17, 1903 | W. Schwarzer | Improved Compass Joint | compasses |
| 806,581 | Dec. 05, 1905 | G. Schoenner | Head for Compasses | compasses |
| 857,185 | Jun. 18, 1907 | O.G. Mayer | Compass-Handle-Adjusting Device | compasses |
| 1,417,375 | May 23, 1922 | H.F. Schuh, C.A. Green | Adjustable Draftsman's Compass | dividers |
| 1,425,133 | Aug. 08, 1922 | A. Renzelberg | Straight-Line Guide for the Handles of Compasses | compasses |
| 1,429,625 | Sep. 19, 1922 | H. Perrot | Compasses | compasses |
