AU230403B2 - Thread tension device for sewing machines - Google Patents

Thread tension device for sewing machines

Info

Publication number
AU230403B2
AU230403B2 AU44733/59A AU4473359A AU230403B2 AU 230403 B2 AU230403 B2 AU 230403B2 AU 44733/59 A AU44733/59 A AU 44733/59A AU 4473359 A AU4473359 A AU 4473359A AU 230403 B2 AU230403 B2 AU 230403B2
Authority
AU
Australia
Prior art keywords
sewing machines
tension device
thread tension
thread
sewing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
AU44733/59A
Inventor
Ernest Johnson Ralph
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Singer Co
Original Assignee
Singer Co
Filing date
Publication of AU230403B2 publication Critical patent/AU230403B2/en
Application filed by Singer Co filed Critical Singer Co
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU44733/59A 1959-01-02 Thread tension device for sewing machines Expired - Lifetime AU230403B2 (en)

Publications (1)

Publication Number Publication Date
AU230403B2 true AU230403B2 (en)

Family

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