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![](https://s3images.coroflot.com/user_files/individual_files/556145_haoie4cwhdxzjjxseoci55eg4.jpg)
old vs. new
![](https://s3images.coroflot.com/user_files/individual_files/556145_g5iwd_s40m2xlpjdwtdgsn00c.jpg)
research derived form & function
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patented design & functionality
![](https://s3images.coroflot.com/user_files/individual_files/556145_ewgdvzkfrvfkfu8z2k_rs_0oq.jpg)
parent-relevant design
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