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 400/429 - Type-bar pushed or pulled by hooklike cam


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the type-bar* movement is
No. of patents: 1
Last issue date: 08/07/2007


NumberTitleIssue Date
7252443Printer capable of detecting status of unutilized ribbon
A printer includes a ribbon supply end including a shaft, a ribbon retrieving end, and a ribbon. The two ends of the ribbon are installed on the ribbon supply end and the ribbon retrieving end respectively. The printer further includes a print head, a driving module...
08/07/2007
 
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