Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 6554078 | Multi-function farm implement for treating soil The farm implement of this invention is movable across ground along a direction of travel for tillage. The farm implement includes at least a frame and a disc/drive unit. The disc/drive unit includes first and second pluralities of discs, each having a gr... | 04/29/2003 |
| 5222562 | Cultivator attachment An attachment for use with an agricultural implement to protect a row of emergent plants growing in a field. The device includes a shield which protects the plants from accumulations of soil, trash, and other debris. The shield is mounted between one or m... | 06/29/1993 |
| 5046346 | Agricultural machine The invention relates to an agricultural machine for soil-cultivation, comprising, in the direction (F) of travel of the machine, a first row of cutting wheels arranged at right-angles to the said direction of travel and having substantially horizontal ax... | 09/10/1991 |
| 4682658 | Tilling apparatus for preparing a ridge and furrowed field A tilling apparatus for preparing a ridge and furrowed field between cropping. The apparatus comprises a frame adapted to be engaged with and drawn by the three point linkage of a conventional tractor. Rotating hoeing blades which are spaced apart to coin... | 07/28/1987 |
| 4267891 | Soil cultivating machines A cultivating machine has groups of soil working tines that are mounted on an elongated support that is driven to rotate about a horizontal axis. The tines are mounted in spaced apart groups and guide members converge at the rear of the groups to form rid... | 05/19/1981 |
