U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.

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Class 178/27 - Selectors


Subclass of Class 178 - Telegraphy
Definition: Page printing systems in which "selectors" or devices
No. of patents: 1
Last issue date: 12/14/1976


NumberTitleIssue Date
3997722Facsimile reproduction system
A facsimile reproduction system is disclosed. The system utilizes a laser beam at the transmission station to scan across an image to be reproduced through an acousto-optic modulator (AOM) cell. The laser beam is reflected off the image onto photo detecto... 		12/14/1976
 
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