Musical instruments – Miscellaneous
Patent
1990-05-04
1993-04-13
Bullock, B. J.
Musical instruments
Miscellaneous
Patent
active
D03347656
REFERENCES:
patent: 266329 (1882-10-01), Vetter
patent: D298837 (1988-12-01), Thomas
patent: 3841192 (1974-10-01), Leonard
patent: 3960046 (1976-06-01), Choong
patent: 4716806 (1988-01-01), Forrest
Symbol Sourcebook, 1972, p. 123.
Dunn, Jr. James M.
May Richard N.
Aronovich Adir
Bullock B. J.
Gilden Leon
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