Boots – shoes – and leggings
Patent
1986-02-21
1989-07-11
Tarcza, Thomas H.
Boots, shoes, and leggings
318587, 364447, H04L 702
Patent
active
048477737
ABSTRACT:
System for navigating a free ranging vehicle on a surface comprising means for detecting the position of the vehicle on the surface and to determine and/or correct the path to be followed, the surface carrying a grid of passive marker elements and the vehicle being provided with detectors for detecting same.
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Peteri Paul H. F.
Ten Cate Jan O.
van der Heyden Frank
van Helsdingen Carel C.
Industrial Contractors Holland B.V.
Swann Tod
Tarcza Thomas H.
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