Safety closure
United States Patent 2597307
US Patent References:
/1089887.html
- - 1089887

Bottle top and lock
- - 1358352

Bottle cap
- - 2061214

Locking bottle cap
- - 2226390


Inventors:
Bertram, Elkind
Publication Date:
05/20/1952
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Assignee:
Bertram, Elkind
Primary Class:
215/220
International Classes:
B65D50/04; B65D50/00