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Plant guard for cultivator

Earth working – With drive means for tool or cleaner – With plant deflector or protector
Patent

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Plant protective apparatus

Earth working – With drive means for tool or cleaner – With plant deflector or protector
Patent

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Plow and earth fragmentation machine

Earth working – With drive means for tool or cleaner – With non-driven tool
Patent

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Plow apparatus and method using acoustics

Earth working – With drive means for tool or cleaner – Vibrating tool
Patent

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Plow or harrow

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

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Plowing implement provided with rotary tools

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

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Portable handheld work apparatus

Earth working – With drive means for tool or cleaner – Guided by walking attendant
Reexamination Certificate

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Portable motorized hoe

Earth working – With drive means for tool or cleaner – Attendant supported tool
Reexamination Certificate

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Portable oscillating-ring harrow

Earth working – With drive means for tool or cleaner – Tool driven about generally vertical axis
Patent

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Portable power operated cultivator with axially adjustable shiel

Earth working – With drive means for tool or cleaner – Attendant supported tool
Patent

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Power cultivating device

Earth working – With drive means for tool or cleaner – Attendant supported tool
Patent

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Power cultivating device with blades actuated with mirrored acua

Earth working – With drive means for tool or cleaner – Subsurface shears or nippers
Patent

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Power cultivator with debris excluding barrier and scraper

Earth working – With drive means for tool or cleaner – With cleaner or comminutor spaced from ground surface
Patent

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Power cultivator with reciprocating blade

Earth working – With drive means for tool or cleaner – Vibrating tool
Patent

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Power cultivator with reciprocating blades

Earth working – With drive means for tool or cleaner – Vibrating tool
Patent

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Power drive rear tine tiller with reversing gear transmission fo

Earth working – With drive means for tool or cleaner – Guided by walking attendant
Patent

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Power driven disc cultivator apparatus

Earth working – With drive means for tool or cleaner – With non-driven tool
Patent

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Power harrow with vertical rotating rotors

Earth working – With drive means for tool or cleaner – Plural driven tools
Patent

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Power hoe with reciprocating blades in sliding engagement with e

Earth working – With drive means for tool or cleaner – Attendant supported tool
Patent

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Power hoe with reciprocating cutting head

Earth working – With drive means for tool or cleaner – Attendant supported tool
Patent

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