Printing ink holder and dispenser, including a cylindrical container and piston
United States Patent 2745575
Inventors:
Spencer, Alvin C.
Publication Date:
05/15/1956
Assignee:
Spencer, Alvin C.
International Classes:
B41L27/10; B65D83/00; F16N3/12; B41L27/00; F16N3/00