Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 5809915 | Contouring dry land seed drill A seed drill particularly adapted for contouring uneven ground and accommodating rocks, especially where depth of furrow and placement of seed against wet soil is critical, as in dry land farming. Each drill in a set of drills is a separate unit which is ... | 09/22/1998 |
| 4691645 | Seed planter attachment An improved seed planter for a chisel plow includes a boot connected by a pair of leaf spring rods to the vertical shank of the plow. A bracket for connecting the spring rods to the boot and for gauge or press wheel attachments is detachably coupled to th... | 09/08/1987 |
| 4520742 | Seed planter attachment for chisel plow An attachment for a chisel plow comprising a seed planter resiliently connected to the shank of the chisel plow by means of a leaf spring rod, and gauge wheels detachably connected to the seed planter for maintaining a constant planting depth relative to ... | 06/04/1985 |
| 4296695 | Seeding device with air distribution system A seeding device which comprises an attachment that can be placed onto existing tillage implements such as field cultivators and utilizes an air distribution system which permits the transfer of a metered amount of seed into individual air carrying lines,... | 10/27/1981 |
| 4244306 | Minimum tillage planter A planter for seed crops, such as grains. A wheeled framework supports the apparatus for movement about a field. At the front of the framework is a row of transversely spaced chisels which produce tilled areas parallel to the path of movement of the frame... | 01/13/1981 |
| 4205615 | Self-aligning swivel clamp A tool bar detachably affixed to an offset or tandem disking apparatus. Each of a plurality of clamps mount a tine to the tool bar. The clamps allow the tines to swivel horizontally about a vertical axis, thereby allowing the tines to automatically align ... | 06/03/1980 |
| 4129082 | Earth working and fluid distribution apparatus An earth-working and fluid distribution apparatus is disclosed including a plow having a frame and a shank connected thereto. The apparatus further includes a, shovel for breaking the earth and creating a furrow connectable to the shank, a fluid supply so... | 12/12/1978 |
| 4116139 | Cold flow liquid vapor shoe A chisel plow and a cold flow shoe for dispensing ammonia fertilizer into an earthen field are disclosed. The shoe includes a vapor tube for receiving ammonia vapor, and a liquid tube for receiving ammonia liquid from sources which can be mounted upon the... | 09/26/1978 |
| 3945332 | Apparatus for injecting material into the soil An implement for dispensing liquid and liquid-like materials, as liquid manure and the like, into and below the surface of the soil. The implement has a transverse hollow bar supporting a plurality of earthworking tools. Lift arms controlled with hydrauli... | 03/23/1976 |
