4. Printing and office machinery
  5. Typewriter or calculator
  6. Calculator

Ian S. McCrae

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Astrological computer

Printing and office machinery – Typewriter or calculator – Calculator
Patent

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Biorhythm computer

Boots – shoes – and leggings
Patent

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Biorhythm computer

Printing and office machinery – Typewriter or calculator – Calculator
Patent

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Combined time clock and biorhythm calculator

Measuring – testing – or signalling instruments – Clock or clock case – Combined
Patent

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Profile ID: LFUS-PAI-P-294949

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