4. Deposit and collection receptacles
  5. Letter boxes
  6. Signals

Ralph L. Mayfield

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Mailbox handle

Miscellaneous – Vault – safe – or depository – Mailbox
Patent

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Mailbox signal device

Deposit and collection receptacles – Letter boxes – Signals
Patent

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Toilet valve seat actuator assembly

Baths – closets – sinks – and spittoons – Flush closet – Tank only
Patent

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Profile ID: LFUS-PAI-P-654378

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