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Title:
Musical toilet trainer for infants
United States Patent 2699139
Inventors:
Mackey, Walter J.
Publication Date:
01/11/1955
Export Citation:
Click for automatic bibliography generation
Assignee:
James, Ashley
Primary Class:
116/67R
Other Classes:
4/902, 40/455, 434/247
International Classes:
A47K13/06
;
A47K13/00
View Patent Images:
Download PDF 2699139
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US Patent References:
2535704
Infant's toilet training chair
2075308
Toilet signal device