Lawn aerator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 14, 1991
Grant Date -
N/A
app pub date -
Mar 19, 1990
filing date -
Mar 19, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is disclosed a manually powered aeration device having a frame and a removable weight tank which is positioned such that the center of gravity of the weight tank and the aerator cylidner are in substantially vertical alignment.
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International Classification(s)
Cited Art Landscape
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