| 1954 AMERICAN MACH FOUNDRY Bowling Ball Lift Art |
| 1957 AMERICAN MACH FOUNDRY Pin Curtain Pinspotter |
| 1948 AMERICAN MACH & FOUNDRY Necktie Machine Art |
| 1960 AMERICAN MACH FOUNDRY Swimming Underwater Viewing |
| 1946 AMERICAN MACH FOUNDRY Slip Stitching Machine |
| 1965 AMERICAN MACH FOUNDRY Symmetrical Actuator |
| 1965 AMERICAN MACH FOUNDRY Bowling Pin Base Art |
| 1960 AMERICAN MACH FOUNDRY Bowling Pin Removing |
| 1963 AMERICAN MACH FOUNDRY Bowling Pin Spotting Machine |
| 1943 AMERICAN MACH FOUNDRY Pin Setter Bowling Alleys |
| 1966 AMERICAN MACH FOUNDRY Cargo Handling Art |
| 1966 AMERICAN MACH FOUNDRY Brake Go Cart Art |
| 1954 AMERICAN MACH FOUNDRY Bowling Pin Base Art |
| 1959 AMERICAN MACH FOUNDRY Impact Indicating System |
| 1931 AMERICAN MACH FOUNDRY Automatic Timing Art |
| 1968 AMERICAN MACH FOUNDRY Cargo Handling Art |
| 1961 AMERICAN MACH FOUNDRY Missile Launcher Art |
| 1961 AMERICAN MACH FOUNDRY Ball Pin Handling Mechanism |
| 1964 AMERICAN MACH & FOUNDRY Bowling Pin Patent |
| 1963 AMERICAN MACH FOUNDRY Grip Measuring Bowlers |
| 1945 AMERICAN MACH FOUNDRY Tie Sewing Machine |
| 1962 AMERICAN MACH FOUNDRY Bowling Ball Return Storage |
| 1967 AMERICAN MACH FOUNDRY Cargo Handling Appartus |
| 1962 AMERICAN MACH FOUNDRY Bowling Ball Stop Mechanism |
| 1942 AMERICAN MACH FOUNDRY Machine Making Neckties |
| 1939 AMERICAN MACH FOUNDRY Tie Stitching Machine |
| 1962 AMERICAN MACH FOUNDRY Bowling Alley Masking Units |
| 1961 AMERICAN MACH FOUNDRY Impact Indicating System |
| 1961 AMERICAN MACH & FOUNDRY Bowling Pin Patent |
| 1947 AMERICAN MACH FOUNDRY Sewing Mechanism Art |
| 1953 AMERICAN MACH FOUNDRY Pinfall Signaling Mechanism |
| 1961 AMERICAN MACH FOUNDRY Acoustic Panel Art |
| 1960 AMERICAN MACH FOUNDRY Bowling Pin Spotting |
| 1963 AMERICAN MACH FOUNDRY Bowling Ball Elevating |
| 1966 AMERICAN MACH FOUNDRY Cargo Container Airplanes |
| 1952 AMERICAN MACH FOUNDRY Bowling Pin Respotter |
| 1942 AMERICAN MACH FOUNDRY Method Means Making Neckties |
| 1945 AMERICAN MACH FOUNDRY Sewing Art Print |
| 1963 AMERICAN MACH FOUNDRY Pin Conveying Mechanism |
| 1944 AMERICAN MACH FOUNDRY Under Over Stitching Machine |
| 1953 AMERICAN MACH FOUNDRY Bowling Ball Handling |
| 1963 AMERICAN MACH & FOUNDRY Bowling Pin Patent |
| 1942 AMERICAN MACH FOUNDRY Tie Stitching Machine |
| 1970 HILL LORAN Snow Sled AMERICAN MACH FOUNDRY |
| 1941 AMERICAN MACH FOUNDRY Pin Setting Bowling Alleys |
| 1961 AMERICAN MACH & FOUNDRY Ball Return Patent |
| 1952 AMERICAN MACH FOUNDRY Bowling Pin Holding |
| 1953 AMERICAN MACH FOUNDRY Bowling Pin Respotter |
| 1963 AMERICAN MACH FOUNDRY Plastic Bowling Pin |
| 1940 AMERICAN MACH & FOUNDRY Sewing Machine Art |
| 1964 AMERICAN MACH FOUNDRY Bowling Pin Elevating |
| 1963 AMERICAN MACH FOUNDRY Bowling Ball Storage Rack |
| 1966 AMERICAN MACH FOUNDRY Handle Assembly Art |
| 1942 AMERICAN MACH FOUNDRY Necktie Sewing Machine |
| 1960 AMERICAN MACH FOUNDRY Bowling Pin Setting Machine |
| 1969 AMERICAN MACH FOUNDRY Low Profile Dolly Art |
| 1956 AMERICAN MACH & FOUNDRY Bowling Pin Patent |
| 1961 AMERICAN MACH FOUNDRY Bowling Pin Respotting |
| 1957 AMERICAN MACH FOUNDRY Backstop Bowling Alleys |
| 1960 AMERICAN MACH FOUNDRY Ball Terminal Bowling Alleys |
| 1965 AMERICAN MACH FOUNDRY Differential Drive |
| 1957 AMERICAN MACH & FOUNDRY Ball Lift Patent |
| 1942 AMERICAN MACH FOUNDRY Tie Sewing Machine |
| 1958 AMERICAN MACH FOUNDRY Bowling Ball Retarding |
| 1957 AMERICAN MACH FOUNDRY Ball Return Mechanism |
| 1970 AMERICAN MACH & FOUNDRY Snow Sled Patent |
| 1959 AMERICAN MACH FOUNDRY Slip Stitching Machine |
| 1953 AMERICAN MACH FOUNDRY Thread Handling Mechanism |
| 1952 AMERICAN MACH FOUNDRY Bowling Ball Lifting |
| 1942 AMERICAN MACH FOUNDRY Sewing Art Print |
| 1965 AMERICAN MACH & FOUNDRY Bowling Pin Patent |
| 1960 AMERICAN MACH FOUNDRY Bowling Ball Retarding |
| 1961 AMERICAN MACH FOUNDRY Underwater Craft Art |
| 1960 AMERICAN MACH FOUNDRY Bowling Pin Respotting |
| 1970 AMERICAN MACH FOUNDRY Bicycle Improvement |
| 1962 AMERICAN MACH FOUNDRY Impact Indicating System |
| 1927 AMERICAN MACH FOUNDRY Electric Capstan Art |
| 1962 AMERICAN MACH & FOUNDRY Bowling Pins Patent |
| 1965 AMERICAN MACH FOUNDRY Bowling Pin Elevating |