| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8cd13b19435bb49495fc043a20c96ee4 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S277-936 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F16J9-26 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F16J9-26 |
| filingDate |
1970-05-19^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1972-06-13^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c8f2e94e2f49de591f9675fd87fdc7d7 |
| publicationDate |
1972-06-13^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3669461-A |
| titleOfInvention |
Piston ring |
| abstract |
A cast iron piston ring which has an annular groove cut at the outer periphery and a stainless steel insert sprayed into the annular groove. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-19953311-C2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4185843-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5713129-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3944236-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-9027462-B2 |
| priorityDate |
1969-05-20^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |