US2361320A
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Yarn cake holder
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US2401309A
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Spindle actuated tube locking adapter
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US2381301A
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Releasing tube adapter for supporting tubes or the like
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US2317208A
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Self-locking arbor for supporting tubes forming headless spools or the like
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US2277556A
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Pinboard used for supporting tubes and cones
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US2171101A
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Pin board
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US2155140A
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Bobbin
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US2109430A
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Bobbin
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US2059752A
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Spool
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CA423533A
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Pinboard for tubes and cones
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CA449351A
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Spool or bobbin
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CA460596A
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Bobbin, spool or the like
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CA421126A
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Self-locking arbor for spools
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CA429580A
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Releasing tube adapter
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CA432951A
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Yarn cake holder
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CA442458A
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Plastic bonded bobbin or spool
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CA428554A
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Spinning tube locking adapter
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CA434354A
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Bobbin or spool
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