Assignee

MANN RALPH V

US·2 granted patents·839 citations·filing 1986–1989

Technology mixA63B2 G09B2 Y10S1

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2 records

0192US5184295ASystem and method for teaching physical skillsMANN RALPH V·Filed 1989·Granted Feb 2, 1993·687 cites·34 claims
0289US4891748ASystem and method for teaching physical skillsMANN RALPH V·Filed 1986·Granted Jan 2, 1990·152 cites·22 claims

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