4. Earth working
  5. With drive means for tool or cleaner
  6. Tool driven about axis transverse to draft line

Melvin O. Hild

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Apparatus for fine grading compacted earth

Earth working – With drive means for tool or cleaner – Tool driven about axis transverse to draft line
Patent

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Sun shield for a hard hat

Apparel – Head coverings – Having crown and horizontally extending visor
Patent

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Profile ID: LFUS-PAI-P-11416

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