http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-1780906-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cd8dff0cc6d024e095d5decaf9202f49 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H04Q3-42 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H04Q3-42 |
| filingDate | 1929-05-04^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1930-11-11^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_12fb743317beff1e74bc999ca85a8f37 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a26af49d6b91a355596d680824f347f6 |
| publicationDate | 1930-11-11^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-1780906-A |
| titleOfInvention | Automatic toll-switching telephone system |
| priorityDate | 1929-05-04^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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