| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_986e747bfb9ce4710ae2ae04d352001f |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B47-0236 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B47-022 |
| filingDate |
1929-03-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1932-03-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8ad65dabe49b4a57ee856e3de8b6970f |
| publicationDate |
1932-03-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-1850399-A |
| titleOfInvention |
Apparatus for indicating excessive deviation of drill holes from the vertical |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2759272-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3448612-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2422852-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2658284-A |
| priorityDate |
1929-03-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |