| Patents Granted on 1900-03-20 | 
			    	Patents 1 - 
					11
					of 11
        | 
| Number | Date | Patentee | Title | Type | 
| 645,554 | Mar. 20, 1900 | F. Diehl | Planer attachment | wood planers | 
| 645,576 | Mar. 20, 1900 | N. Tesla | System of transmission of electrical energy |  | 
| 645,577 | Mar. 20, 1900 | J.R. Thomas, H.S. Spencer | Planing-machine | wood planers | 
| 645,578 | Mar. 20, 1900 | J.R. Thomas | Abrading-machine | sanding machines | 
| 645,601 | Mar. 20, 1900 | H. Mayers | Wood Turning Machine | tenoning machines | 
| 645,607 | Mar. 20, 1900 | C.E. Sandstrom | Rip-saw for molding machines | molders | 
| 645,630 | Mar. 20, 1900 | C.L. Schultz, R.A. Schultz | Traction Engine | internal combustion traction engines | 
| 645,665 | Mar. 20, 1900 | H.B. Hartford | Wrench | pipe wrenches | 
| 645,717 | Mar. 20, 1900 | E.J. Fletcher | Abrading-machine | belt sanders | 
| 645,838 | Mar. 20, 1900 | F. Spalding | Micrometer Gage | micrometers | 
| 645,862 | Mar. 20, 1900 | J.M. Letson, F.W. Burpee | Fish-cutting machine | canning apparatus |