Title:
Coupling for squeeze bottles
United States Patent 2773521
US Patent References:
/0463215.html
- - 0463215

/0687253.html
- - 0687253

/0747153.html
- - 0747153

/0820987.html
- - 0820987

/1241352.html
- - 1241352


Inventors:
Leonard, Persson Nels
Publication Date:
12/11/1956
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Assignee:
Leonard, Persson Nels
Primary Class:
141/5
Other Classes:
141/25, 141/364, 222/215, 215/10, 215/390, 206/219, 141/319, 141/383
International Classes:
B65D81/32
US Patent References:
1728964Joint connection for sheet-metal units
1853028Casing nozzle
1876452Paste-like dispenser
2122757Drill stem coupling