| 1960 SPIROTECHNIQUE Balanced Valve Patent Print |
| 1960 SHAFFER BILLIE Toy Balloon Valve Patent |
| 1960 BROADWELL Damped Air Valve Patent Print Art |
| 1960 GABRIEL CO Damped Air Valve Patent Print |
| 1960 HANNA High Frequency Response Valve Patent |
| 1960 GRIMLAND Controlled Volume Blast Valve Art |
| 1960 LOCKHEED AIRCRAFT CORP Fluid Drain Valve |
| 1960 BOYER Fusible Link Flood Valve Patent Print |
| 1960 MARTIN Self Sealing One Way Drain Valve |
| 1960 WILHELM Control Valve Particularly Air Jackets |
| 1960 KERR Valve Assembly Patent Print Art |
| 1960 DILLINER Reversing Valve INDICO Patent 42944 |
| 1960 SHUMAN Valve Trumpet Horns Design Patent 25706 |
| 1960 HILLYARD HARRY Valve Pad Patent Print Art |
| 1960 DAVIS SHUMAN Valve Trumpet Patent Print Art |
| 1960 DRAGER OTTO H Lung Controlled Breathing Valve |
| 1960 DOUGLAS Valve Construction Patent Print Art |
| 1960 KERR CHEMICALS INC Valve Assembly Patent |
| 1960 ANDRE Balanced Valve Art |
| 1960 LECHNER ALBERT Fluid Drain Valve Patent |
| 1960 MURRAY Water Check Air Exhaust Valve Patent |
| 1960 CONN LTD C G Top Spring Valve Mechanism Art |
| 1960 GREENLEAF Top Spring Valve Mechanism Patent |
| 1960 FRANZ Lung Controlled Breathing Valve |
| 1960 HOUDAILLE INDUSTRIES INC Valve Construction |
| 1960 CLARK Self Sealing One Way Drain Valve Art |
| 1960 Eddy Valve Break-Flange Fire Hydrant Print Ad |