February 17, 1937 Trademarks
H & H
Filed: February 17, 1937
SWITCHES, BASES, RECEPTACLES, SOCKETS, ATTACHMENT PLUGS, ADAPTERS, WALL PLATES, WALL BRACKETS, SHADE HOLDERS FOR INCANDESCENT…
Owned by: CROUSE } HINDS ARROW HART, INC.
Serial Number: 71389007
VISCOR
Filed: February 17, 1937
COLOR FILTERS FOR USE WITH PHOTO-ELECTRIC CELLS
Owned by: SANGAMO WESTON, INC.
Serial Number: 71389047
ZIN-O-LYTE
Filed: February 17, 1937
CHEMICAL COMPOUNDS AND BRIGHTENING AGENTS FOR ZINC PLATING
Owned by: E. I. DU PONT DE NEMOURS AND COMPANY
Serial Number: 71389210
