Title:
Signaling device
United States Patent 2127538

Inventors:
Seiger, Harry W.
Publication Date:
08/23/1938
View Patent Images:
Download PDF 2127538 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Seiger, Harry W.
Primary Class:
200/61.050
Other Classes:
604/361, 340/604, 200/DIG.030, 324/696, 200/182
International Classes:
A61F5/48