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US Patent: D158,957
Bottle Opener
Patentees:
John A. Haberkorn (exact or similar names) - Denver, CO
Richard Petrillo (exact or similar names) - Denver, CO

USPTO Classifications:
7/151, 81/3.27, D8/18

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: May 13, 1949
Granted: Jun. 13, 1950

Patent Pictures:
John A. Haberkorn and Richard Petrillo design patent Jume 13, 1950
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Description:
The opener appears to be designed to mount on the underside of a countertop, etc. with provisions for removing both "crown" and screw-on caps.

U.S. patent no. 1,060,674 and British patent no. 19,998 (1917) are cited as references.

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