US6905538B2
(en )
2005-06-14
Invisible ink jet inks
US5542971A
(en )
1996-08-06
Bar codes using luminescent invisible inks
AU704599B2
(en )
1999-04-29
Ink compositions for marking and authenticating objects
US7138009B2
(en )
2006-11-21
Signature protected photosensitive optically variable ink compositions and process
US20040001133A1
(en )
2004-01-01
Method for printing high information density machine-readable composite images
Hofer
2004
Dating of ballpoint pen ink
DE1327777U
(enrdf_load_stackoverflow )
EP0253543B1
(en )
1991-07-03
Printing ink
Lake et al.
1997
Quantum Transport with Band‐Structure and Schottky Contacts
EP2042567A1
(en )
2009-04-01
Postal-compliant fluorescent inkjet papers, inks for preparing them and individualized postage stamps printed thereon
US20050061199A1
(en )
2005-03-24
Fluorescent water base ink for ink-jet recording
DE2446433C3
(de )
1978-07-06
Verwendung von wasserlöslichen Alkalimetallpolywolframat-Leuchtstoffkristallen zum Markieren
DE69829916T2
(de )
2006-02-16
Frankiermaschine für mehrere Währungen
EP1338633B1
(en )
2007-09-05
Compositions and methods for selecting ink-jet inks exhibiting reduced puddling
Rufe
2015
Large die trial color proofs of the US special handling stamps--Now, a set of 15
EP1128325A1
(en )
2001-08-29
Mark and method for marking and identifiying a product
Charles Jr
2020
1894 and 1895 Series First Bureau Postage Due Stamps: Questions of Color, Fluorescence, and Early Use: Part I
US193299A
(en )
1877-07-17
Monetary papers
Daicic et al.
1997
Reply to “Comment on ‘Light scattering from the L 3 (sponge) phase: Evidence against logarithmic corrections to ideal scaling’”
Crosby
0
The United States Postal Agency in Shanghai, China
Day
1897
STENCILLED STUFFS.
Hayden
1988
Hughes, Robert," The Fatal Shore: The Epic of Australia's Founding"(Book Review)
DEA0004882MA
(enrdf_load_stackoverflow )
Glue
0
Lock Controversy. 383
Friedjung
1998
The Self Absorption Curve Method for the Analysis of Emission Lines of Complex Ions as a Diagnostic of the Structure of Stellar Envelopes