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

A helium-filled sun shade for protecting individuals engaged in outdoor activities.

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Class 400/330.5 - And slidable pawl

Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein at least one of said pawl* members
No. of patents: 0