Patents for A. H. Shipman |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
183,029 | Oct. 10, 1876 | A.H. Shipman | Improvement in scroll-sawing machines | scrollsaws |
CA-6,929 | Jan. 04, 1877 | A.H. Shipman | Improvements on scroll sawing machines | scrollsaws |
D10,988 | Jan. 21, 1879 | A.H. Shipman | Design for frames of scroll-sawing machines | scrollsaws |
CA-12,008 | Nov. 23, 1880 | A.H. Shipman | Improvements on sawing machines | scrollsaws |
304,365 | Sep. 02, 1884 | A.H. Shipman | Hydrocarbon-furnace | steam engines |
CA-20,329 | Oct. 03, 1884 | A.H. Shipman | Hydro-carbon furnace for steam boilers | stationary boilers |