| 1925 ZIMMER Car Door Locking Means Patent Print |
| 1924 FILLMORE Car Door Locking Device Patent |
| 1929 PACKARD MOTOR CAR CO Locking Mechanism Art |
| 1952 DOREY Car Door Locking Mechanism Patent |
| 1922 PACKARD MOTOR CAR CO Lever Locking Means |
| 1966 UNITCAST Railway Hopper Car Door Locking Mechanism |
| 1950 ZIMMER Fulcrum Car Door Locking Means Art |
| 1927 AMERICAN CAR FOUNDRY CO Door Locking Cane Cars |
| 1922 WINE Car Door Locking Device Patent Print |
| 1960 GADGET MONTH CLUB INC Car Handbrake Locking |
| 1960 HOFFMAN Car Handbrake Locking Device Patent |
| 1964 SMITH Railway Hopper Car Closure Locking Mechanism |
| 1924 AMERICAN CAR FOUNDRY CO Door Locking Art |
| 1923 WINE Car Door Locking Device Patent Print |
| 1952 ENTPR Car Door Locking Mechanism Art Print |
| 1920 RANDOLPH Motor Car Locking Device Patent |
| 1923 HART Dump Car Door Locking Releasing Attachment |
| 1950 ENTPR Fulcrum Car Door Locking Means Art |
| 1922 WINE Car Door Locking Hook Patent Print Art |
| 1922 WINE Car Door Locking Supporting Art Print |
| 1922 ENTPR Car Door Locking Mechanism Art Print |
| 1964 JAY Railway Hopper Car Closure Locking Mechanism |
| 1966 FLOEHR Railway Hopper Car Door Locking Mechanism |
| 1925 ENTPR RAILWAY EQUIPMENT CO Car Door Locking Means |
| 1923 STANDARD STEEL CAR Door Locking Mechanism |
| Car Seat 'Locking Clip' |
| Vintage Loomis Armored Car Service Locking Bag w/ Keys |
| Car Seat 'Locking Clip' by Evenflo |
| Car Seat Chest Clip & Car Seat Belt Locking Clip |