4. Measuring, testing, or signalling instruments
  5. Measuring, regulating or indicating instrument, or casing
  6. Weight, force or density

David W. Beckstrom

Inventor

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active

Active moistening system for mailing machine

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Envelope sealing type
Reexamination Certificate

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Apparatus and materials for two-stage printing of value indicia

Cryptography – Electric signal modification – Having production of printed copy
Reexamination Certificate

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Feeder

Printing and office machinery – Document handler – Receiver or feeder
Patent

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Folding platter for postal weighing scale

Weighing scales – Collapsible – foldable – knockdown
Reexamination Certificate

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Ink cartridge

Printing and office machinery – Printing equipment – Element or attachment
Patent

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Profile ID: LFUS-PAI-P-524327

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