| 1939 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1927 JOHN Brake Slack Adjuster For Vehicles Art |
| 1956 JEAN Brake Slack Adjuster Or Equivalent Art |
| 1958 DOREY Brake Slack Adjuster Patent Print Art |
| 1946 ALVA Air Brake Slack Adjuster Patent Print |
| 1961 WESTINGHOUSE AIR BRAKE CO Automatic Slack Adjuster |
| 1950 BUFFALO BRAKE BEAM CO Slack Adjuster Brakes |
| 1959 AMERICAN Automatic Brake Slack Adjuster Art |
| 1938 AMERICAN BRAKE CO Slack Adjuster Patent |
| 1923 AMERICAN BRAKE CO Slack Adjuster Patent |
| 1948 LEE Air Brake Slack Adjuster Patent Print |
| 1936 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1938 BLOMBERG Brake Slack Adjuster Patent Print |
| 1943 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1959 VAUGHT Automatic Brake Slack Adjuster Art |
| 1947 WILLIAM O MARTIN INC Brake Slack Adjuster |
| 1938 GEN MOTORS CORP Brake Slack Adjuster Patent |
| 1931 PIETZSCH Brake Slack Adjuster Patent Print |
| 1945 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1937 AMERICAN BRAKE CO Automatic Slack Adjuster |
| 1956 DOREY Brake Slack Adjuster Patent Print Art |
| 1924 AMERICAN BRAKE CO Slack Adjuster Patent |
| 1930 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1939 WESTINGHOUSE BRAKE SIGNAL Automatic Slack Adjuster |
| 1951 TACK Brake Arrangement Slack Adjuster Art |
| 1951 ILLINOIS RAILWAY EQUIPMENT CO Brake Slack Adjuster |
| 1957 ACF IND INC Brake Slack Adjuster Patent |
| 1925 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1957 HENRY Brake Slack Adjuster Patent Print Art |
| 1937 WESTINGHOUSE AIR BRAKE CO Automatic Slack Adjuster |
| 1937 AMERICAN BRAKE CO Slack Adjuster Patent |
| 1923 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1957 BROMSREGULATOR SVENSKA AB Brake Slack Adjuster |
| 1938 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1933 WESTINGHOUSE AIR BRAKE CO Slack Adjuster |
| 1926 JOHN Brake Slack Adjuster Railway Vehicles |
| 1957 GERD RUNKEN Brake Slack Adjuster Patent |
| 1951 AMERICAN Brake Arrangement Slack Adjuster |
| 1951 MARTIN Railroad Brake Slack Adjuster Patent |
| 1938 AMERICAN BRAKE CO Automatic Slack Adjuster |