Title:
FRAGRANCE RELEASING DEVICE
United States Patent 3400890
Inventors:
Gould, Francis E.
Publication Date:
09/10/1968
Assignee:
NAT PATENT DEV CORP
Other Classes:
428/905, 239/60, 239/54, 428/26, 512/4, 261/DIG.088
International Classes:
A41G1/00; A61L9/12
US Patent References:
| 2740662 | Ear attachment | | | |
| 2988284 | Device for controlling the evaporation of volatile substances | | | |
| 3220960 | Cross-linked hydrophilic polymers and articles made therefrom | | | |
| 3270525 | Perfume dispensing jewelry with frangible portion | | | |
| 3310472 | Sea shell perfume diffuser | | | |
| 2976576 | Process for producing shaped articles from three-dimensional hydrophilic high polymers | | | |