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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 8171707 | Corn stalk rollers Corn stalk rollers, comprising a plurality of roller assemblies pivotally mounted to and spanning the corn head of a corn harvest combine; an apparatus to bias the plurality of roller assemblies into contact with the ground while the corn harvest combine is harvesti... | 05/08/2012 |
| 7395649 | Gathering and picking device A gathering and picking device comprising a picking gap, which is used to separate fruits from plants standing on a field. The gathering and picking device is provided with a first feed element operating at a first feeding speed and a second feed element operating a... | 07/08/2008 |
| 7237373 | Stalk roll with oppositely tapering body and drivers A stalk roll for a harvesting device for harvesting crop heads of stalk-like plants. The stalk roll is provided with a roll body having projecting drivers distributed around its periphery. The pull-in speed of the stalk rolls in a picking region where the crop heads... | 07/03/2007 |
| 7073316 | Harvesting implement for harvesting stalk-like plants A harvesting implement for the harvesting of stalk-like plants comprising an intake arrangement for taking up plants located on a field and a stalk divider arranged ahead of the intake arrangement in the forward direction. The crop divider is supported in bearings s... | 07/11/2006 |
| 7062896 | Gathering and picking device having a curved picking gap A gathering and picking device having a gathering element having radially extending fingers is rotated about an approximately vertical axis. The fingers are arranged to grasp plant stalks and transport the plant stalks along a picking gap of a picking device. The pi... | 06/20/2006 |
| 6101800 | Field chopping apparatus A chopping apparatus for cultivating crop fields that mounts to at least one of the wheels of an agricultural vehicle, tractor or like vehicle comprising a plurality of blades attached to a plurality of spaced arms. The plurality of spaced arms extend out... | 08/15/2000 |
| 6050071 | Modular stalkroll with one bolt attachment The invention relates to a modular stalkroll for a corn head on a corn harvester. The apparatus consists of a drive shaft, fabricated stalkroll and a front auger. The drive shaft has several milled regions and a tapered region. The fabricated stalkroll ha... | 04/18/2000 |
| 5890353 | Adjustable chopper shaft An adjustable chopper shaft is disclosed including a chopper shaft (14), a gear (18) concentrically mounted on the chopper shaft, the gear being accomodated in a gearbox (40). A setup (30, 32) for selectively allowing rotation of the chopper shaft relativ... | 04/06/1999 |
| 5040361 | Snapping roller for a corn harvesting combine An aggressive, high capacity snapping roller is formed from a multiplicity of elongated narrow rails to define a cylindrical segmented roller having stronger, more rigid and more evenly spaced blades which are integral with each rail. Individual rails inc... | 08/20/1991 |
| 4697341 | Process to manufacture control cable A process to manufacture control cable comprising feeding of a plurality of parallel conducting wires between an upper and a lower plastic films to be preheated in respective tunnel type heaters, and then formed and cooled by forming rolls, transferred by... | 10/06/1987 |
