March 11, 1941GR 47776; (March, 1941)DY PAC AND COMPANY vs. KATIPUNAN MGA MANGGAGAWA SA KAHOY SA FILIPINAS, ET AL.
December 19, 1940GR 47544 47611; (December, 1940)MINDANAO BUS COMPANY vs. MINDANAO BUS COMPANY EMPLOYEES ASSOCIATION
September 22, 1939GR 46602; (September, 1939)YAP TAK WING & CO., INC., ET AL. vs. MUNICIPAL BOARD, ET AL.