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Patent
D255318
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Priority
Nov 22 1977
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Filed
Nov 22 1977
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Issued
Jun 10 1980
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Expiry
Jun 10 1994
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Assg.orig
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Entity
unknown
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13
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3
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n/a
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The ornamental design for an ultrasonic welding head for polypropylene strapping, as shown.
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FIG. 1 is a slightly reduced perspective view of an ultrasonic welding head
for polypropylene strapping, showing my new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a side elevational view thereof rotated 90° from FIG. 2;
FIG. 4 is an end elevational view from the lower left end in FIG. 1; and
FIG. 5 is an end elevational view from the end opposite that of FIG. 4.
Bakkeren, Hans A.
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