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| All Patents in class 33/478 | |||||
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| Number | Date | Patentee | Title | Type | |
| 230,640 | Aug. 03, 1880 | W.W. Massey | Folding and Extension Measuring Rod | folding rules | |
| 563,370 | Jul. 07, 1896 | W.H. Goldsberry | Garment Cutter's Square | squares | |
| 733,302 | Jul. 07, 1903 | R.E. Van Court | Combined Square, Level, and Tape Measure | squares | |
| 735,136 | Aug. 04, 1903 | J. Nelson | Folding Square | folding rules | |
| 846,248 | Mar. 05, 1907 | W.A. Schmalz | Folding square | squares | |
| 1,514,180 | Nov. 04, 1924 | . | Combination Saw and Square | ||