Patents for H. A. Chapin |
Patents 1 -
15
of 33
|
Number | Date | Patentee | Title | Type |
212,986 | Mar. 04, 1879 | L.C. Rodier | Faucet Handle Depth Adjuster | plane cutter adjustments |
251,182 | Dec. 20, 1881 | O.W. Bullock | Tweezers | |
251,200 | Dec. 20, 1881 | C.P. Fay | Calipers | calipers |
264,339 | Sep. 12, 1882 | J.A. Reece | Beam Calipers | measurement gauges |
264,341 | Sep. 12, 1882 | F.B. Richards | Combination Tool | bevel squares |
282,966 | Aug. 14, 1883 | E. Smith, J. Duckworth | Combined Protractor, Square, and Bevel | bevels |
286,097 | Oct. 02, 1883 | W. Wassung | Miter-box | miter boxes |
286,543 | Oct. 09, 1883 | A. Hyde | Wrench | wrench adjustment locks |
317,923 | May 12, 1885 | A. Call | Wrench | pipe and nut combination wrenches |
317,924 | May 12, 1885 | A. Call | Wrench | pipe and nut combination wrenches |
319,215 | Jun. 02, 1885 | C.P. Fay | Spring Calipers | gauges |
335,740 | Feb. 09, 1886 | J.H. Bullard | Calipers | calipers |
363,709 | May 24, 1887 | A.E. Whitmore | Micrometer-Gage | measurement gauges |
394,422 | Dec. 11, 1888 | D.B. Wesson | Process of forming dovetail slots in wood | dovetailing machines |
394,423 | Dec. 11, 1888 | D.B. Wesson | Process of forming dovetails in wood | dovetailing machines |