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AUTOMATIC FOCUSING FOR CAMERAS
US 3,443,502 A
Filed
: 08/23/1966
Issued
: 05/13/1969
Est. Priority Date
: 08/23/1966
Status: Expired due to Term
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Current Assignee
Donald M. Harvey
Original Assignee
Donald M. Harvey
Inventors
Harvey, Donald M.
Application Number
US04/574,393
Time in Patent Office
994 Days
Field of Search
US Class Current
396/109
CPC Class Codes
G01S 17/48
Active triangulation system...
G02B 7/32
using active means, e.g. li...
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