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Vehicle guidance system
US 3,033,305 A
Filed
: 05/19/1958
Issued
: 05/08/1962
Est. Priority Date
: 05/19/1958
Status: Expired due to Term
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0
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0
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0
Petitions
20
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0
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Current Assignee
Eugene J. Marchewitz
,
John L. Harned
Original Assignee
Eugene J. Marchewitz
,
John L. Harned
Inventors
Harned, John L.
,
Marchewitz, Eugene J.
Application Number
US03/736,081
Time in Patent Office
1,450 Days
Field of Search
US Class Current
180/168
CPC Class Codes
G05D 1/0265
using buried wires
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