| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3997407790a9cf7baf4143c77f4361d6 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B15-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B15-00 |
| filingDate |
1956-02-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1961-05-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b6a0b35b2c81a76e12b9b7a91030c5b9
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8b6c321e928ea8178704dea93f67ff6e |
| publicationDate |
1961-05-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2983341-A |
| titleOfInvention |
Self-erecting derrick |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3171259-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9938777-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2018230709-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6357549-B1 |
| priorityDate |
1950-05-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |