4. A - Human Necessities
  5. 61
  6. B

Donald E. James

A - Human Necessities – 61 – B

Inventor

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Inventor

Country: Canada

A force feedback tonometer

A - Human Necessities – 61 – B
Patent

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A non-contacting tonometer

A - Human Necessities – 61 – B
Patent

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Resistance and charging monitor within a standby battery bank

H - Electricity – 02 – J
Patent

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Wireless pump jack dynamometer

F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent

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Profile ID: LFCA-PAI-P-1582592

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