| 1964 STIEFEL Closure Flat Bottom Vehicles Art |
| 1964 JAY Hopper Discharge Outlet Closure Assembly |
| 1964 CHALLENGE COOK BROS INC Vehicle Hopper Closure |
| 1964 HERETH Closure Missile Compartments Like |
| 1964 SMITH Hopper Discharge Outlet Closure Assembly |
| 1964 BOEING CO Closure And Loading Device Patent |
| 1964 BLATT Reinforced Closure Retainer Panels |
| 1964 WALNUT IND INC Reinforced Closure Retainer Panels |
| 1964 GEN MOTORS CORP Inflatable Closure Art |
| 1964 ENTPR Sliding Hopper Closure Outlet Assembly |
| 1964 ENTPR Hopper Closure Outlet Assembly Art |
| 1964 UNITCAST Closure Operating Shaft Locking Mechanism |
| 1964 KENDRICK Hopper Closure Outlet Assembly Art |
| 1964 SMITH Railway Hopper Car Closure Locking Mechanism |
| 1964 TAGGART Vehicle Hopper Closure Patent Print |
| 1964 FLOEHR Closure Operating Shaft Locking Mechanism |
| 1964 WILLIAM Closure Structure Floatable Truck Body |
| 1964 BROWN Closure Device For Tanks Patent Print |
| 1964 TALBOT WAGGONFAB Closure Flat Bottom Vehicles |
| 1964 JAY Railway Hopper Car Closure Locking Mechanism |
| 1964 PARKER HANNIFIN CORP Closure Tanks Art |
| 1964 GRIFFITH Closure And Loading Device Patent |
| 1964 DOREY Sliding Hopper Closure Outlet Assembly |
| 1964 BOHNER Inflatable Closure Apparatus Patent |