U.S. patents available from 1976 to present.
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Patent No. 5307162

Cloaking System Using Optoelectronically Controlled Camouflage

A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.

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Class 111/145 - Harrow


Subclass of Class 111 - Planting
Definition: Apparatus in which the mulching accessory comprises a framework
No. of patents: 2
Last issue date: 05/05/1981


NumberTitleIssue Date
4265186Grain drill with oscillating planter bar
An apparatus and a method for planting seed are disclosed. The apparatus comprises frame carried by a plurality of ground engaging wheels. Carried on the frame is a means for raising and lowering the frame with respect to the ground. A planter bar having ...
05/05/1981
3937460Combinations of two soil cultivating implements
Two cultivators, in combination, form an assembly with a first implement having fixed soil penetrating members and a second cultivator has rotatary soil working members with tines that intensely work the soil broken by the first cultivator. Each cultivato...
02/10/1976
 
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