wwpcm: "Ferdinand Piatnik & Sons Ltd."
Vienna, Austria, since 1824,   http://www.piatnik.com/     
in 1824-1843 - "Anton Moser" 
in 1843-1882 - "Ferdinand Piatnik vormals Anton Moser"
in 1882-1917 - "Ferdinand Piatnik & Soehne"
in 1917-1939 - "Ferdinand Piatnik & Soehne AG"
"Piatnik" had absorbed several makers:
"Anton Herrl Sr." in 1858 (1855?)
"Carl Holdhaus" in 1875
"E.Knepper&Co." in 1876
"Johann And. Sageder" in 1880 (1894?)
"Carl Titze&Schinkay" in 1885 (?)
"Ferdinand Pittner" in 1890 (1897?)
"E.Knepper" in 1890
"Ludwig Jos. Jaeger" in 1895 (1893?)
"Ludwig Giergl" in 1898
"Johann Ritter&Cie." in 1899
"Johann Nejedly" in 1900 (1896?)
"Samuel Koenigsgarten" in 1904
"Budapester Playing Cards Factory" in 1907
"Unio Playing-card Factory" in 1909
"Jozsef Glanz" in 1912

HEAD OFFICE
PIATNIK VIENNA
Wiener Spielkartenfabrik Ferd. Piatnik & Sohne
Since 1824
Hütteldorfer Straße 229 - 231
Postfach 79,
A - 1140 Wien
Austria
Tel.: 00 43 1 914 41 51-0
Fax: 00 43 1 911 14 45
E-Mail: export@piatnik.com
info@piatnik.com
marketing@piatnik.com
   
PIATNIK DEUTSCHLAND GmbH
Since 1989
Dessauer Str. 4-6
D-41065 Monchengladbach
Germany
Tel.: 00 49 2161 17 79 40
Fax: 00 49 2161 17 79 50
E-mail: bert-nilgen@t-online.de
PIATNIK of AMERICA Inc.
Since 1993
362 South Avenue
New Canaan, CT 06840,
USA
Tel.:001 800 962 3468
Fax.: 001 203 972 0713
E-mail: orders@piatnik.com
   
PIATNIK PRAHA S.R.O.
Since 1994
Vlastina 23/889
Praha 6 - Liboc 16101
Tschechien
Tel.: 00420 2 20 409 874
Fax: 00420 2 20 409 875
PIATNIK BUDAPEST K.F.T.
Since 1994
Arpad fejedelem ut 77 / b
H-1037 Budapest,
Hungary
Tel: 00 36 1 388 4122
Fax.: 00 36 1 250 0272

E-mail: piatnik@interware.hu

list of double decks 2001-2600:

No.2001-2100 No.2101-2200 No.2201-2300
No.2301-2400 No.2401-2500 No.2501-2600
Aces
usually marked aces of spades&hearts
hA1 hA2 sA1 sA2 sA3

date of "Piatnik" decks (on russian)
Ace of Hearts horses

1899< 1900 1903 1913  
d10271d02 d03929d03 d01698d11 d01698d05b before changed to AG in 1917
1918 (16 ?) 1918 1920 1920  
d01698d05c d00491 d01698 d01638d07  
1923 1930 1934 1937/patience 1939
d00007d06 d04543d04 d00815d02 d05176d02 d04606
since 1945 1952 1979 1996  
d04542d05 h001 d00815 d00815d03  

Some souvenir Aces 
aces from Hungary (?) decks:                                                                                              

0082sa 0082ha 0082da 0082ca

Extra cards

0077a001 0077a002 d04424a001 d00129a01 d00662a01
d04424a002 d00130a01 d04424a003 d00993a01
d04460s01 d04460s02 d04460s03 d04460s04 d04460s05 d04460s06