Title:
FRAGRANCE RELEASING DEVICE
United States Patent 3400890

Inventors:
Gould, Francis E.
Publication Date:
09/10/1968
View Patent Images:
Assignee:
NAT PATENT DEV CORP
Primary Class:
Other Classes:
428/905, 239/60, 239/54, 428/26, 512/4, 261/DIG.088
International Classes:
A41G1/00; A61L9/12
US Patent References:
2740662Ear attachment
2988284Device for controlling the evaporation of volatile substances
3220960Cross-linked hydrophilic polymers and articles made therefrom
3270525Perfume dispensing jewelry with frangible portion
3310472Sea shell perfume diffuser
2976576Process for producing shaped articles from three-dimensional hydrophilic high polymers




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