Combined whistle and environmental instruments
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 2, 1999
Grant Date -
N/A
app pub date -
Nov 10, 1997
filing date -
Nov 10, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A whistle designed particularly for outdoor use, such as in hiking or camping, wherein opposite sidewalls of the whistle are provided with openings having inwardly directed flanges so that closure devices may be press fitted therein and wherein the closure devices preferably comprise a compass, a thermometer or a molded disk, but can also comprise other environmental instruments.
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Family
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Cited Art Landscape
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