| 1930 OLIVER Means Derailing Tubs Trucks Like Art |
| 1930 MEAD Stream Line Arrow String Engaging Means |
| 1930 WILLIAM Means Producing Theatrical Effects |
| 1930 BURNELLI Airfoil Control Means Patent Print |
| 1930 EWERTZ Means Covering Cargo Hatches Art |
| 1930 FRANKLIN Auxiliary Sustaining Means Airplanes |
| 1930 HARRY J RENN Ground Control Means Aeroplanes |
| 1930 PIETER Means For Handling Lifeboats Patent |
| 1930 UPPERCU BURNELLI CORP Airfoil Control Means |
| 1930 AIRSHIP GUARANTEE LTD Means Berthing Airships |
| 1930 WILLIAM HENRY AVERY Vehicle Control Means |
| 1930 HUBERT Vehicle Bumper Fender Mounting Means |
| 1930 MOTOR TERMINALS CO Means Leveling Freight Trucks |
| 1930 HANDLEY PAGE LTD Means Controlling Aeroplanes |
| 1930 CARPENTER Car Lifting Means Patent Print |
| 1930 HINCKLEY Sound Amplifying Means Patent |
| 1930 JORGENSEN Means Method Establishing Communication |
| 1930 WILEY Means Operating Aircraft Lights Art |
| 1930 AEOLIAN Pedal Means Automatic Pianos Like |
| 1930 FRED Pedal Means Automatic Pianos Like Art |
| 1930 DAVID N ROSS INC Means Securing Name Plates |
| 1930 MEADOR Ground Control Means Aeroplanes Art |
| 1930 AXEL Bracing Means For House Cars Patent |
| 1930 DENNISTON Means Berthing Airships Art Print |
| 1930 WILLIAM Means Propelling Air Water Craft |
| 1930 REED Energy Transmission Means Patent Print |
| 1930 MINK Gun Discharging Means Patent Print Art |
| 1930 GAY Method Means Propelling Ships Art Print |
| 1930 VON Clamping Means Patent Print Art |
| 1930 GIUSEPPE Safety Means Motor Vehicles Art |
| 1930 DOERR MFG COMPANY Securing Means Patent |
| 1930 KLASING AUGUSTUS Winding Means Patent Print |
| 1930 THOMAS Means Operating Alighting Gear Brakes |
| 1930 YALE TOWNE CO Automobile Lock Means Art |
| 1930 STANISLAUS Means Playing Musical Instruments |
| 1930 GARDNER Musical Instrument Playing Means |
| 1930 LIVINGSTON Anchoring Means Patent Print Art |
| 1930 ROEDDING GORDON Securing Means Patent Print |
| 1930 RUDOLF Edge Folding Securing Means Sewing Machines |
| 1930 OSTEN Vehicle Control Means Patent Print |
| 1930 LEO Indicating Means Fastener Tape Sewing Machines |
| 1930 VON TELL Clamping Means Patent Print Art |
| 1930 LOUIS Combined Doll's Cradle Sound Producing Means |
| 1930 SERSEN Means Acoustical Correction Sound Deadening |
| 1930 ROSS Means For Securing Name Plates Patent |
| 1930 BUDD EDWARD G CO Means Securing Upholstery Like |
| 1930 CAMEL CO Bracing Means For House Cars Art |
| 1930 SILVER Propelling Means Dirigible Airships |
| 1930 HARRY Means Operating Musical Mutes Art |
| 1930 ALBERT Auxiliary Power Means Ships Like Art |
| 1930 RICHARD Toy Blocks Connecting Means Patent |
| 1930 EDWARD Means Insuring Safe Landing Airplanes |
| 1930 LANGE Resonating Means For Banjos Patent |
| 1930 CUSTER Safety Retaining Means Patent Print |
| 1930 BRAUNING Automobile Lock Means Patent Print |
| 1930 FITCH Means Leveling Freight Trucks Art |
| 1930 WAYNE Controlling Means Airplanes Art Print |
| 1930 GARDNER DENVER CO Car Lifting Means Patent |
| 1930 FOKKER Method Means Operating Airlines Art |
| 1930 EDMUNDS Steering Means Water Craft Art |
| 1930 BURNELLI Means Airfoil Fuselage Connection |
| 1930 HANDLEY Means Controlling Aeroplanes Art |
| 1930 MCINTOSH Ship Propelling Means Patent Print |
| 1930 COLUMBIA PHONOGRAPH IN Sound Amplifying Means |
| 1930 BURNELLI Cooling Means Airplane Engines Art |
| 1930 JOSEPH Means Securing Upholstery Like Art |
| 1930 STRANGE DEATH OF PRESIDENT HARDING~GASTON MEANS~ |
| 1930 STRANGE DEATH OF PRESIDENT HARDING~GASTON MEANS~ |