Earth working – Lawn aerator or perforator – or plug remover
Patent
1990-03-19
1991-05-14
Taylor, Dennis L.
Earth working
Lawn aerator or perforator, or plug remover
172354, 172554, 172611, A01B 124
Patent
active
050147919
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.
REFERENCES:
patent: 555623 (1896-03-01), Shailer et al.
patent: 957573 (1910-05-01), Piggott
patent: 1211811 (1917-01-01), Bailey
patent: 1704333 (1929-03-01), McClelland
patent: 1807182 (1931-05-01), Stoner
patent: 1866998 (1932-07-01), Buel
Rosenbaum David G.
Taylor Dennis L.
Thompson Jeffrey L.
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