| 1930 WILLIAM Means Producing Theatrical Effects |
| 1930 CYRUS Tone Producing Triangle Patent Print |
| 1930 KARL Producing Stitched Trimming Strips |
| 1930 FERGUS Producing Theatrical Illusions Art |
| 1930 MARKON INC Method Of Producing Doll Eyes |
| 1930 ALEXANDER Method Of Producing Doll Eyes Art |
| 1930 GAMEWELL Sound Producing Art Print Patent |
| 1930 DU Subaqueous Sound Producing Device Patent |
| 1930 UNION Producing Stitched Trimming Strips |
| 1930 NEELY Sound Producing Device Patent Print |
| 1930 HOWARD THURSTON Producing Theatrical Illusions |
| 1930 UNION Method Producing Sewed Articles Art |
| 1930 VIKTOR Voice Producing Dolls Other Toy Figures |
| 1930 LOUIS Combined Doll's Cradle Sound Producing Means |
| 1930 VON Body Support Method Producing Same Art |
| 1930 JOSEPH Method Producing Sewed Articles Art |
| 1930 FIRM SIGNAL GES M B H Subaqueous Sound Producing |
| 1930 WM H FORSE JR Sound Producing Device Patent |
| 1930 COSGRAVE Sound Producing Device Patent |
| 1930 HAHNEMAN Producing Canals Like Art Print |