I think its more likely that a company commisioned a prototype then went bankrupt/changed their min/changed the designed and the factory went ahead and made them anyway. Its a chinese company and they don't believe in patents.
@Sumo started
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I think its more likely that a company commisioned a prototype then went bankrupt/changed their min/changed the designed and the factory went ahead and made them anyway. Its a chinese company and they don't believe in patents.