4. Animal husbandry
  5. Bird nest or nest appliance

Joseph Finn

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Adjustable depth false floor for birdhouse

Animal husbandry – Bed or rest
Patent

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Method and apparatus for providing free-space optical...

Optical waveguides – With optical coupler – Input/output coupler
Reexamination Certificate

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Multiple nesting structure for cliff swallows

Animal husbandry – Bird nest or nest appliance
Patent

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Nesting structure for earth-burrowing birds

Animal husbandry – Bird nest or nest appliance
Reexamination Certificate

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Nesting structure for northern rough-winged swallows

Animal husbandry – Bird nest or nest appliance
Reexamination Certificate

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Profile ID: LFUS-PAI-P-875317

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