| 1937 WATERS Electric Music Instrument Patent 9773 |
| 1937 WATERS Electric Musical Instrument Patent |
| 1937 BROWN Design Instrument Case TAYLOR Patent 39656 |
| 1937 GEORGE RICHARD Musical Instrument Patent |
| 1937 ALLEN LOOMIS Musical Instrument Patent |
| 1937 DORSETT LEONARD Timing Instrument Patent |
| 1937 CONN LTD C G Musical Instrument Patent |
| 1937 LEDNUM Musical Instrument PLAKOLA Patent 25546 |
| 1937 GUY Electrical Musical Instrument Patent |
| 1937 RICHARD Musical Instrument Art Print Patent |
| 1937 PAUL KOLLSMAN Instrument Mounting Patent |
| 1937 HENRI SELMER Musical Instrument Patent |
| 1937 ALBERT ROBERTSON Instrument Cord Patent |
| 1937 MAX Chronological Instrument Patent Print |
| 1937 LOAR LLOYD Musical Instrument Patent Print |
| 1937 LEON LEBLANC Musical Instrument Patent |
| 1937 HOMER Stringed Musical Instrument Patent |
| 1937 STOWE WILLIAM Musical Instrument Patent |
| 1937 WALTHER Instrument Producing Music Patent |
| 1937 BROWN Design Instrument Case TAYLOR Patent 49077 |