I have on that was my grandmothers. In the manual she has delivery date as :1949.
$50,000
ill buy it
There is not a model 14814220 for the Kenmore Vintage Sewing machine; this number is the part number.
I bought my Sears Kenmore sewing machine, Model 1516, in 1972.
What year was the Sears Kenmore Sewing Maching Model 158.350 made?
A Kenmore model 1602 158.16020 1971-1972 sewing machine has a value of about $50 to $150, depending on the condition.
Kenmore
Google the make and model number
The Kenmore sewing machine 148.19371 was produced from 1976 to 1977.
model number 117-812 serial number 65057
The Sears Kenmore sewing machine model 117-956 was manufactured in 1974. Kenmore sewing machines were produced by various manufacturers, but this particular model was made in Japan. The serial number you provided, 239761, indicates its production date within that year.
You need a White Rotary bobbin. They are currently available (as of Dec 2011). You can get them through Quality Sewing in Tacoma, WA. Their website is QualitySewing.com but I do not know if they can be purchased through the website.