| 1939 BRINGE Tunable Reed For Accordions Patent |
| 1967 JULIO Bass Section Of Accordions Patent |
| 1939 LAIDLAW Control For Accordions Patent Print |
| 1936 SALVATORE Shutter For Accordions Patent |
| 1936 OTTO Reed Block For Accordions Patent Print |
| 1921 SALVATORE Shutter For Accordions Patent |
| 1955 ALFREDO Valve Control For Accordions Patent |
| 1933 ERNST Bass Mechanism For Accordions Patent |
| 1930 MARIO Bass Key Action For Accordions Patent |
| 1938 FRED Bellows Lock For Accordions Patent |
| 1941 CARL Piano Keyboard For Accordions Patent |
| 1939 VER Support For Accordions Patent Print Art |
| 1925 JAMES Reed Holder For Accordions Patent |
| 1933 DE LUCA Support For Accordions Patent Print |
| 1956 JULIO Accordions With Visible Shifts Patent |
| 1935 OTTO Tremolo Device For Accordions Patent |
| 1956 RUBEN Row Indicator Accordions Music Patent 25669 |
| 1963 DE JOHN Accordions Patent Print Art |
| 1958 KARL SCHERER Accordions Patent Print Art |
| 1938 LUTTBEG Support For Accordions Patent Print |
| 1955 ANGELO Reed Block For Accordions Patent |
| 1953 FILICE Muting Device For Accordions Patent |
| 1932 GEIB Carrying Case For Accordions Patent |
| 1942 CARL Bass Shift Bar For Accordions Patent |
| 1940 EXCELSIOR ACCORDIONS INC Accordion Patent |
| 1937 OTTO Sostenuto Device For Accordions Patent |