All Patents of Type: squares |
Patents 1 -
15
of 443
|
Number | Date | Patentee | Title | Type |
NX-181,912,151 | Dec. 15, 1819 | S. Hawes | Carpenters Square | carpenter squares |
4,687X | Feb. 28, 1827 | J.G. Wilson | Tailor's Square | squares |
7,112X | Jun. 07, 1832 | A. Wiswell | Framing Square | carpenter squares |
7,566X | May 03, 1833 | J.G. Wilson | Tailor's Square | squares |
7,817X | Nov. 19, 1833 | B.J. Lewis | Tailor's Square and Measure | squares |
9,860X | Jul. 01, 1836 | J. Frederick | Tailor's Square | squares |
6,332 | Apr. 17, 1849 | J. Essex | Machine for Marking Carpenters' Squares | making rules |
8,897 | Apr. 20, 1852 | F. Wilbar | Improved Reflecting Spirit Level and Square | levels |
9,089 | Jul. 06, 1852 | N. Ames | Center Square for Finding the Center of a CIrcle | center squares |
10,136 | Oct. 18, 1853 | D.J. George, N. Millington | Machine for Figuring Carpenter's Squares | tool making machines |
11,489 | Aug. 08, 1854 | D.J. George, N. Millington | Machine for Graduating Carpenters' Squares | tool making machines |
11,841 | Oct. 24, 1854 | J. Shanklin | Square, Scale, Level, and Bevel | squares |
13,127 | Jun. 26, 1855 | J.S. Halstead, C.J. Ackerman | Try Square and Bevel | squares |
14,329 | Feb. 26, 1856 | H. Whipple | Instrument for measuring the length of braces in carpentry | rules |
14,863 | May 13, 1856 | J. Gorham | Handsaw | combination saws |