Assignee
CALLOWAY DANNY L
US·2 granted patents·22 citations·filing 1982–1985
Technology mixA63F2
Top patents by PatentIndex Score
2 records- 0143US4714254ABoard game simulating educational methods involving school or college curriculumsCALLOWAY DANNY L·Filed 1985·Granted Dec 22, 1987·13 cites·18 claims
- 0238US4449711ABoard game simulating business principles involving petroleum commoditiesCALLOWAY DANNY L·Filed 1982·Granted May 22, 1984·9 cites·1 claims
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