Bellowless cuckoo clock
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 13, 1980
Grant Date -
N/A
app pub date -
Dec 27, 1977
filing date -
Dec 27, 1977
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A cuckoo clock has a clock mechanism and a pair of whistles for producing the cuckoo sound. An air stream is flowed sequentially through the two whistles by bellowless mechanical structure actuated by the clock mechanism.
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Cited Art Landscape
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