专利检索_ 手风琴六角手风琴或类似乐器;其键盘专利检索_ 手风琴六角手风琴或类似乐器;其键盘专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
181	Piano accordion wrist rest	US64339957	1957-03-01	US2930274A	1960-03-29	RENNA ADOLF A T

182	Accordion	US44402954	1954-07-19	US2800826A	1957-07-30	ALDO LOGLI

183	Resonance augmenting means for accordions	US36591353	1953-07-03	US2730919A	1956-01-17	AMEDEO IORIO

184	Musical instrument	US22856351	1951-05-28	US2722152A	1955-11-01	DIEGO GOBBI

185	Tone modifier for musical instruments	US33829753	1953-02-24	US2716917A	1955-09-06	TROPPE FREDERICK J

186	Sound chamber for accordions	US21240351	1951-02-23	US2684005A	1954-07-20	ALBERICO DOMENIC A

187	Vibratory reed musical instrument	US2640384D		US2640384A	1953-06-02

188	Muting device for accordions	US15647050	1950-04-17	US2639640A	1953-05-26	FILICE ERNEST C

189	Child's accordion	US3076948	1948-06-03	US2603120A	1952-07-15	ROSENHEIM DAVID J

190	Accordion bass section	US71716846	1946-12-19	US2556408A	1951-06-12	AHERN WILLIAM B; WALT ALBERT J

191	Means for tuning accordions	US3659148	1948-07-02	US2535813A	1950-12-26	RIESCHICK RICHARD R

192	Accordian key holder	US2514978D		US2514978A	1950-07-11

193	Resonant chamber for accordions	US5233948	1948-10-01	US2502085A	1950-03-28	ALFREDO FRONTALINI

194	Support and guard for accordions	US66075446	1946-04-09	US2471926A	1949-05-31	BOREK WILLIAM S

195	Accordion	US20819638	1938-05-16	US2198160A	1940-04-23	WALTER GOLLNICK

196	Accordion attachment	US22679038	1938-08-25	US2191747A	1940-02-27	BARTY ALBERT S

197	Accordion	US13651937	1937-04-13	US2188378A	1940-01-30	MARIO SOPRANI

198	Electric tremulant attachment for accordions	US15825037	1937-08-09	US2145530A	1939-01-31	RUSH LESTER E

199	Accordion strap adjusting device	US16247237	1937-09-04	US2134854A	1938-11-01	BOLSTER JOHN M

200	Accordion	US2134176D		US2134176A	1938-10-25

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