| Patents for Theodore L. Popp | 
| Patents 16 - 
					30
					of 41 
       | 
| Number | Date | Patentee | Title | Type | 
| 499,377 | Jun. 13, 1893 | J. Emig | Chuck | metal lathe chucks | 
| 517,990 | Apr. 10, 1894 | W.W. Trevor, F.N. Trevor | Machine for Barking Logs | debarking machines | 
| 529,845 | Nov. 27, 1894 | H.W. Wendt | Forge | blacksmith | 
| 531,400 | Dec. 25, 1894 | W.W. Trevor | Machine for Turning Barrel Heads | barrel making machines | 
| 569,564 | Oct. 13, 1896 | F.C. Olin | Gas Engine | internal combustion engines | 
| 571,495 | Nov. 17, 1896 | F.C. Olin | Gas Engine | gas and gasoline engines | 
| 592,881 | Nov. 02, 1897 | F.C. Olin | Igniter for Gas Engine | ignition systems | 
| 596,239 | Dec. 28, 1897 | J.B. Fenner | Gas Engine |  | 
| 602,566 | Apr. 19, 1898 | J.C. Richardson | Nail Making Machine | nail making machines | 
| 610,295 | Sep. 06, 1898 | C.L. Wiedrich | Finishing-machine | sanding machines | 
| 612,942 | Oct. 25, 1898 | C.C. Bradley | Thill-coupling | wagon and cart couplings | 
| 613,390 | Nov. 01, 1898 | F.C. Olin | Gas Engine | gas and gasoline engines | 
| 636,451 | Nov. 07, 1899 | J.W. Raymond | Gas-Engine | gas and gasoline engines | 
| 681,202 | Aug. 27, 1901 | H.L. De Zeng, Jr. | Telescopic mounting for guns | rifles | 
| 681,391 | Aug. 27, 1901 | J.B. Fenner | Muffler for Gas or Other Engines | mufflers |