Bobbin case retaining means
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United States of America Patent
Stats
-
Nov 8, 1983
Grant Date -
N/A
app pub date -
Jun 19, 1981
filing date -
Jun 19, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A bobbin case positioning and retaining structure of one piece unitary construction for maintaining the bobbin case in proper operating position. The bobbin case is held captive without the need for operator manipulatable locking devices.
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Cited Art Landscape
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