Title:
Nozzle in the form of cervical caps
United States Patent 2616421
Inventors:
Martin, Greenberg Emanuel
Publication Date:
11/04/1952
Assignee:
Martin, Greenberg Emanuel
Other Classes:
600/431, 600/562, 600/573, 600/582
International Classes:
A61D7/00; A61M31/00; A61D7/00; A61M31/00