Electrically heated sauna installation
United States Patent 3299443
Inventors:
Ketola, Veikko K.
Publication Date:
01/24/1967
Assignee:
Ketola, Veikko K.
Other Classes:
219/69.170, 392/394, 392/342, 126/344, 607/83
International Classes:
A61H33/06
Foreign References:
| AT208996B | | | | |
| FI26957A | | | | |
| DE822220C | | | | |
| SE108905A | | | | |