U.S. patents available from 1976 to present.
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Patent No. 6049912

Mountable Printable Placard With Headband

A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.

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Inventor: Kenneth A. Austin


Address: Worthing, West Sussex BN14 9LB, GB2
No. of patents: 1
Last patent issue date: 08/30/1983

NumberTitleIssue Date
4401284Collapsible magnus-effect rotor
A lift-producing arrangement suitable for driving a boat by the Magnus effect comprises an elongate tubular envelope mounted for rotation about its longitudinal axis. A drive is provided to rotate the envelope. The envelope is of flexible material, e.g., ... 		08/30/1983
 
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