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Baseball – National League
$20.00 – $85.002 patents for adding cork to core of ball. Features NL balls. Version with AL also available.
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Corvette Stingray
$20.00 – $85.001963 Split Window. Design approved in 1962. Made for only 1 year
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Firefighter Cairns Helmet
$20.00 – $85.00Firefighter Cairns Helmet
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Football Forbes Field
$20.00 – $85.00Football – Forbes Field
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Football Helmet – Riddell
$20.00 – $85.00Football Helmet – Riddell
3 patents – face guard bar, helmets from plastic instead of leather, chin strap to replace neck strap.
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Gibson Les Paul
$20.00 – $85.00Gibson Les Paul – Classic Cherry Sunburst
3 patents – fixed bridge and tail piece and Tune-o-matic bridge for intonation, Seth Lover humbucker twin coil pickup.
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Rubik Cube – USA
$20.00 – $85.00Rubik Cube – USA
1981 US filing by Erno Rubik for his cube. Originally filed in Hungary in 1975 with different drawing.
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Stethoscope
$20.00 – $85.00Stethoscope
First USA patent on the stethoscope – for a concealed noiseless spring that eliminated vibrations.
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Toilet Paper Roll – Wheeler 1891
$20.00 – $85.00Toilet Paper Roll – Wheeler 1891
2 patents on the Toilet Paper Roll for improved tearing of the sheets when there is a pull on the free end.
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Toilet Paper Roll – Hicks 1889
$20.00 – $85.00Toilet Paper Roll – Hicks 1889
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Zeiss Bellows Camera
$20.00 – $85.00Zeiss Bellows Camera
Patent covers use of exposure control elements to enlarge or reduce size of effective area of photoelectric cell.