Assignee

ROKORE CONCEPTS ASSOCIATES LTD

1 granted patent·23 citations·filing 1976–1976

Technology mixG09G1 G10H1

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0172US4054868AElectronic musical scale and chord display apparatusROKORE CONCEPTS ASSOCIATES LTD·Filed 1976·Granted Oct 18, 1977·23 cites·9 claims

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