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Planter and chemical applicator
US 3,392,884 A
Filed
: 11/07/1966
Issued
: 07/16/1968
Est. Priority Date
: 11/07/1966
Status: Expired due to Term
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5
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1
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5 Citations
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Current Assignee
Union Carbide Corporation
(Dow, Inc.)
Original Assignee
John E. Waldrum
Inventors
Waldrum, John E.
Application Number
US04/592,397
Time in Patent Office
617 Days
Field of Search
US Class Current
222/613
CPC Class Codes
A01B 49/04
Combinations of soil-workin...
A01C 7/06
Seeders combined with ferti...
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