| Brevet: | US 2624507 |
| Titre: | Electronic calculating machine |
| Date: | 06.01.1953 |
| Lieu: | |
| Pays: | Ètats-Unis |
| Personne: | Phelps Byron E |
| Entreprise: | Ibm |
| Liens internes: | |
| Mots-Clefs: | |
| Lien à la bureau des brevets: (sans garantie) |  US2624507 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=US2624507) (espacenet), US2624507 (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/FPTO/srchnum.htm&r=1&f=G&l=50&s1=2624507.PN.&OS=PN/2624507&RS=PN/2624507) (uspto) |
Aus der Patentschrift US2624507
- DATUM: 06.01.1953
- TITEL: Electronic calculating machine
- Patent Family: ( Patent:BE468385, Patent:CH270295, Patent:DE966461, Patent:FR941734, Patent:GB616962, Patent:NL75747C, Patent:NL83370C, Patent:US2624507 )