4. Printed matter
  5. Having revealable concealed information, fraud preventer or...
  6. Utilizing chemical

Peter Engel

Inventor

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Advertising device

Printed matter – Having revealable concealed information – fraud preventer or... – Utilizing chemical
Patent

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Advertising device and a developing device therefor

Coating apparatus – Solid applicator contacting work – With work-handling or work-supporting
Patent

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Display container

Stock material or miscellaneous articles – Special occasion ornament – Ball – bell – or star-shaped
Patent

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Electronic coupon distribution

Data processing: financial – business practice – management – or co – Automated electrical financial or business practice or... – Discount or incentive
Patent

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Knockdown mailer and advertising device in a periodical

Envelopes – wrappers – and paperboard boxes – Paperboard box – Wrapper type
Patent

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Profile ID: LFUS-PAI-P-257138

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