4. A - Human Necessities
  5. 01
  6. F

Willis R. Campbell

A - Human Necessities – 01 – F

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Apparatus for controlling the movement of crop material in a...

B - Operations – Transporting – 30 – B
Patent

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Apron reverse drive mechanism for a roll baling machine

A - Human Necessities – 01 – F
Patent

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Automatic bale ejection drive

B - Operations – Transporting – 30 – B
Patent

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Automatic twine wrapping apparatus

A - Human Necessities – 01 – F
Patent

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Bale retainer for roll baling machine

A - Human Necessities – 01 – F
Patent

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Solar heat collector

F - Mech Eng,Light,Heat,Weapons – 24 – J
Patent

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Profile ID: LFCA-PAI-P-194497

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