| 1877 BLANCHARD Sewing Machine Crochet Patent 7786 |
| 1928 BLANCHARD FREDERICK Lubricator Patent Print |
| 1957 BLANCHARD Propeller Mechanism Patent Print |
| 1934 BLANCHARD WERNER Indicator Patent Print Art |
| 1956 BLANCHARD ALLEN Control System Patent Print |
| 1834 BLANCHARD Circular Saw Mill Patent 52026 |
| 1825 BLANCHARD Traction Wheel Assembly Patent 51188 |
| 1956 BLANCHARD Propeller Spinner Assembly Patent |
| 1964 BLANCHARD Boats' Spacer Patent Print Art |
| 1918 BLANCHARD Mineral Steam Bath Cabinet Patent 29079 |
| 1819 BLANCHARD Turning Irregular Forms Patent 51098 |
| 1883 BLANCHARD Quadricycle Land Water Use Patent 22238 |
| 1836 FRAZIER Cook Stove BLANCHARD Patent 52649 |
| 1932 SMITH BLANCHARD Golf Driving Device Patent |
| 1836 BLANCHARD Wooden Pin Lathe Patent 11862 |
| 1937 BLANCHARD WERNER Pitch Indicator Patent |
| 1932 BLANCHARD OWEN Bowling Alley Patent Print |
| 1885 BLANCHARD Vaginal Irrigator Patent 18677 |
| 1869 BLANCHARD Harvester Pinion Design Patent 12123 |
| 1958 SMITH BLANCHARD Time Delay Device Patent |
| 1925 BLANCHARD Collapsible Bowling Alley Patent |
| 1954 BLANCHARD Safety Ski Binding Patent Print |
| 1926 BLANCHARD Collapsible Bowling Alley Patent |
| 1959 BLANCHARD Propeller Cuff Assembly Patent |
| 1922 BLANCHARD HOWARD Aircraft Patent Print Art |
| 1928 BLANCHARD Lubricating System Patent Print |
| 1964 BLANCHARD ROMERO Boats' Spacer Patent Print |
| 1882 BLANCHARD Electric Generator Fuel Cell Patent 1300 |
| 1930 BLANCHARD BERTON Baby Carriage Patent Print |
| 1970 BLANCHARD Manifold Valve Assembly Patent |
| 1934 BLANCHARD Blade Retention Device Patent |
| 1841 BLANCHARD Cooking Stove Design Patent 8122 |
| 1943 BLANCHARD Propeller Mechanism Patent Print |
| 1934 BLANCHARD Variable Pitch Propeller Patent |