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Cam 101 (design available on t-shirts & hoodies). Non-climbers could live a lifetime without ever needing a cam device. For a climber, though, it is an essential piece of equipment used to protect against the consequences of a fall. Cams are a type of device placed in rock cracks as temporary, removable, non-defacing (and thus "clean") protection while climbing. Check out more of The Story at www.patentwear.com

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Jardine Cam— original patent art design on a light blue t-shirt. 8 other colors plus zip hoodies also available at www.patentwear.com

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Hex Chock— PatentWear's original patent art design, available on 6 different women's t-shirt colors, at www.patentwear.com

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Hex Chock—PatentWear's original patent art design, available on men's/unisex t-shirts in 10 different colors, plus zip hoodies, at www.patentwear.com

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Hex Chock— The Chouinard/Frost invention of the symmetric hexagonal nut in 1971 as an alternative to pitons was a pivotal point in the transition to clean and passive climbing. In a matter of just three years the Hex (short for the trade name Hexentric®, given to the Chouinard/Frost patent for “polygonal climbing chock” depicted in this PatentWear t-shirt design) evolved to an exciting and at the time mind-bending asymmetrical pattern that could fit four distinct size ranges all in one…

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Jardine Cam— an original patent art design by PatentWear, available on 9 different mens'/unisex t-shirt colors. See more of The Story at www.patentwear.com.

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Christianson Cam—PatentWear's original patent art design, available on 9 different t-shirt colors. See The Story at www.patentwear.com

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PatentWear's original Cam C4 design, available on 10 different men's/unisex t-shirt colors, at www.patentwear.com

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PatentWear's original Cam C4 design, available on 6 different women's t-shirt colors, at www.patentwear.com

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Patentwear's original Cam C4 t-shirt design. Inventor Tony Christianson first came up with the brilliant idea for a double axle cam, teaming up with Chouinard Equipment (now Black Diamond) in 1987 to produce the first Camalot (Black Diamond’s registered trade name for the C4). The double axle design of the Camalot created a range of placement and strength unequaled by any other camming device—pivotal advantages that are still preferred today. See more of The Story at www.patentwear.com

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