| Patents for F. C. Geyer | 
| Patents 1 - 
					10
					of 10 
       | 
| Number | Date | Patentee | Title | Type | 
| 373,374 | Nov. 15, 1887 | O.M. Morse | Dust-collector | waste collection mechanisms | 
| 383,111 | May 22, 1888 | J. Duffy | Tube Expander | boiler repair tools | 
| 414,589 | Nov. 05, 1889 | J. Ross | Car brake and starter | railroad car brakes | 
| 416,500 | Dec. 03, 1889 | R.J. Robbins | Pipe Wrench | pipe wrenches | 
| 424,183 | Mar. 25, 1890 | F.A. Shoemaker, J.W. Dennis | Reversing-valve for steam-engines | steam engine valves | 
| 425,157 | Apr. 08, 1890 | L.C. Wilcox | Machine for Bending Rods for Bit Braces | making braces | 
| 444,937 | Jan. 20, 1891 | S. Hussey | Wrench | pipe and nut combination wrenches | 
| 451,228 | Apr. 28, 1891 | W.W. Trevor | Machine for Splitting Wood | wood splitting machines | 
| 486,911 | Nov. 29, 1892 | C.A. Svensson | Lineman's Wire Grip |  | 
| 629,045 | Jul. 18, 1899 | A. McKaig | Wrench | nut wrenches |