| 1956 NEWMAN Apparatus For Testing Muscles Patent |
| 1937 DOLL Apparatus For Stringing Rackets Patent |
| 1944 ALFRED Apparatus For Firing Powder Patent |
| 1958 BROOKS Apparatus For Unloading Cars Patent |
| 1920 GRUMME Apparatus For Raising Ships Patent |
| 1966 ALLEN Apparatus For Vaporizing Insecticides |
| 1932 SWANSON Apparatus For Heating Brooders |
| 1956 ROLFSON Apparatus For Sewing Buttons Patent |
| 1935 HERDLEIN Apparatus For Conditioning Air Art |
| 1964 ROCKWOOD & CO Apparatus For Incubating Eggs |
| 1928 MITCHELL Apparatus For Stuffing Plaits Art |
| 1928 MORSE Dusting Apparatus For Aircraft Patent |
| 1920 SIMON Apparatus For Sea Navigation Patent |
| 1967 WARD Apparatus For Figure Reducing Patent |
| 1942 HECTOR Apparatus For Shifting Vehicles Art |
| 1956 BEN LOMBARD Apparatus For Tufting Patent |
| 1939 KENT Apparatus For Water Sports Patent |
| 1967 GYULA Apparatus For Walking On Water Patent |
| 1956 MAURICE Apparatus For Propelling Trucks Art |
| 1960 MARRON Apparatus For Soil Treatment Patent |
| 1938 RUDOLF Apparatus For Play And Sport Patent |
| 1969 TIBY Apparatus For Treating Food Articles |
| 1937 BAGPAK INC Apparatus For Closing Bags Art |
| 1937 VERNON Apparatus For Playing Golf Patent |
| 1937 CUNDALL Apparatus For Closing Bags Patent |
| 1942 ROBERTS Apparatus For Making Strings Patent |
| 1952 Apparatus For Steering Aircraft Patent |
| 1922 HANSEN Apparatus For Submarine Work Patent |
| 1945 ALFRED Apparatus For Firing Powder Patent |
| 1935 SMITH Apparatus For Marking Cloth Patent |
| Apparatus For Signaling From Graves Patent 3800 |
| 1933 HEATH Apparatus For Speed Control Patent |
| 1964 THEILLIG Apparatus For Incubating Eggs |
| 1932 MAX Apparatus For Applying Paint Patent |
| 1964 COLE Apparatus For Making Poultry Floors |
| 1966 SANDERS Apparatus For Shipping Live Birds |
| 1935 RUDOLF Apparatus For Play And Sport Patent |
| 1967 CARTER Apparatus For Insect Control Patent |
| 1961 SHAFER Apparatus For Untwisting Lines |
| 1939 KACHEL Apparatus For Table Tennis Games Art |
| 1958 MCLEAN Apparatus For Shipping Freight |
| 1945 TAYLOR Apparatus For Loading Guns Patent |
| 1854 DESBEAUX Apparatus for Turning Leaves of Books Pat |
| 1925 BOHDAN Apparatus For Throwing Bombs Patent |
| 1926 METZGER Apparatus For Fumigation Patent |
| 1926 GRISWOLD Apparatus For Sighting Guns Patent |
| 1969 CURTIS Apparatus For Producing An Aerosol |
| 1967 WHITE Apparatus For Repelling Insects |
| 1966 Apparatus For Elevating Rigid Loads Patent |
| 1967 HEINRICH Cleaning Apparatus For Cages |
| 1938 ALLEN Apparatus For Playing A Ball Game Art |
| 1943 WALTER Apparatus For Timing Impulses Patent |
| 1940 BROWN Apparatus For Setting Stages Patent |
| 1957 LE Apparatus For Refueling In Flight Patent |
| 1961 EASTON Bouncing Apparatus For Children Art |
| 1945 LEON Apparatus For Producing Smoke Patent |
| 1935 MURG GABRIEL Apparatus For Play Patent |
| 1938 TANNER Apparatus For Practicing Putting Art |
| 1965 JACKSON Apparatus For Watering Poultry |
| 1941 CHARLES Apparatus For Making Trimmings Art |
| 1856 GODMAN Apparatus for Slaughtering Hogs Patent 1138 |
| 1940 JOHN Apparatus For Fishing Through The Ice |
| Apparatus for Kids Shows ~ 3 Books ~ Magic Plans ~Tips |
| 1926 POWER SUPPLAY APPARATUS FOR TRANSMITTING TUBES |