12 / | HD | BOOT AND SHOE MAKING |
51 | DF | UPPER MACHINES {11} |
53.1 | .~ Assembled shoe shaping {5} | |
53.2 | DF | .~.~> By expanding and conforming |
53.3 | DF | .~.~> By conforming roller |
53.4 | DF | .~.~> By conforming impactor |
53.5 | DF | .~.~> By conforming press action |
53.6 | DF | .~.~> By expander only {2} |