Musical instruments – Wind instrument – Element or attachment
Patent
1996-11-12
1999-03-23
Hyder, Philip S.
Musical instruments
Wind instrument
Element or attachment
1702
Patent
active
D04071018
REFERENCES:
patent: D85995 (1932-01-01), Schwarz
patent: D150299 (1948-07-01), Johnson
patent: 2706478 (1955-04-01), Porter
patent: 3599526 (1971-08-01), Sollecito et al.
Aronovich Adir
Hyder Philip S.
Shapiro Allan M.
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