Title:
Pressure-operated dispensing nozzle for collapsible tubes
Document Type and Number:
United States Patent 2552715

Inventors:
Frederick, Gray Tom
Victor, Gray Kenneth
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Sponsored by:
Flash of Genius
Publication Date:
05/15/1951
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Assignee:
Frederick, Gray Tom
Victor, Gray Kenneth
Primary Class:
222/490
Other Classes:
222/92
International Classes:
B65D47/20; B65D47/04
US Patent References:
1650967Closure for collapsible tubes
1658233Discharge nipple for collapsible tubes
1859382Stopper and retracting device for collapsible tubes
2107100Dispensing container for styptic powder


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