Toothbrush construction
United States Patent 2637870
US Patent References:
/0221032.html
- - 0221032

/0592076.html
- - 0592076

Toothbrush
- - 2209173

Sponge rubber insert for toothbrush heads
- - 2476201


Inventors:
Cohen, Max H.
Publication Date:
05/12/1953
View Patent Images:
Download PDF 2637870 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Cohen, Max H.
Primary Class:
15/188
Other Classes:
606/161, 15/186
International Classes:
A46B7/04; A46B7/00
Foreign References:
DE460360C
FR808415A