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Patent
D253746
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Priority
Mar 07 1977
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Filed
Apr 10 1978
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Issued
Dec 25 1979
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Expiry
Dec 25 1993
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Assg.orig
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Entity
unknown
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4
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5
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n/a
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The ornamental design for a pressure cooker regulator, substantially as shown and described.
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FIG. 1 is a top plan view of a pressure cooker regulator embodying our new
design;
FIG. 2 is a side elevational view thereof and
FIG. 3 is a bottom plan view thereof.
Boldt, Melvin H., Stevens, James P., Morrison, Thurber H.
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