zlacker

[parent] [thread] 1 comments
1. mc808+(OP)[view] [source] 2015-09-11 05:27:12
I'm still waiting for the patent to expire so I can try this knot: http://www.google.com/patents/US5997051

(I just noticed it says the fee has lapsed. Does that imply it's free to use?)

replies(1): >>yitche+X
◧
2. yitche+X[view] [source] 2015-09-11 05:54:36
>>mc808+(OP)
Why would anyone patent a shoe tying knot? a serious question.
[go to top]