Four Hoffmann-Hayman trademark registrations — Index of Trade-Marks, 1928
The U.S. Patent Office annual Index of Trade-Marks for 1928 (p. 108, University of Illinois copy) lists four Hoffmann-Hayman Coffee Co. registrations granted...
The U.S. Patent Office annual Index of Trade-Marks for 1928 (p. 108, University of Illinois copy) lists four Hoffmann-Hayman Coffee Co. registrations granted...