Robert S. Hilligoss began his forty-two-year career at General Motors as a skilled tradesman in the maintenance department. He also served as a maintenance foreman, general foreman...lihat lebih banyakRobert S. Hilligoss began his forty-two-year career at General Motors as a skilled tradesman in the maintenance department. He also served as a maintenance foreman, general foreman, and as a maintenance specialist in plant engineering. Later, in his career as a manufacturing consultant at Electronic Data Systems, he provided both maintenance training and consulting support to GM plants.lihat lebih sedikit