United States Patent 1661091
Inventors:
Dmitri, Riabouchinski
Publication Date:
02/28/1928
Assignee:
Dmitri, Riabouchinski
Other Classes:
102/439, 89/8, 175/19, 175/6, 89/1.100, 114/295
International Classes:
F41A1/08; F41F3/04; F42B5/05; F42B15/00; F41A1/00; F41F3/00; F42B5/00