Title:
Operating mechanism for elevator doors
Document Type and Number:
United States Patent 1534210
Inventors:
Publication Date:
04/21/1925
View Patent Images:
Images are available in PDF form when logged in. To view PDFs, Login or
Create Account (Free!)
Referenced by:
Export Citation:
Assignee:
TYLER CO W S
Primary Class:
International Classes:
B66B13/08; B66B13/02