Title:
Balancing and walking device
United States Patent 2812010
Inventors:
Abdallah, Therese C.
Publication Date:
11/05/1957
Assignee:
Abdallah, Therese C.
International Classes:
A61H3/00; A61H3/00
Foreign References:
| GB190209402A | | | | |
| SE51614A | | | | |
| FR536402A | | | | |