送交者: ping_max 于 2006-12-20, 17:27:33:

回答: search for it in xys 由 steven 于 2006-12-20, 17:10:24:

• so 抛丸 is not patented by Hunhun, thanks for the info (无内容) - blackbox (0 bytes) 2006-12-20, 18:17:07 (116616)
  • hehe, it seems we have "prior art" :D (无内容) - PhonyDoctorPhD (0 bytes) 2006-12-20, 19:20:28 (116621)

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