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HP-01 PatentsIn connection with the HP-01 project, lots of patent specifications were registered |
26. July 1974: „Circulation shift register time-keeping circuit“ |
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14. July 1975: „Circulation shift register encrementer / decrementer“ |
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19. August 1976: „Wrist wearable electronic device with an engagedly stored selected tool“ |
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12. November 1976: „Electronic wristwatch or the like“ |
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