patent/US-4917779-A

Predicate	Subject
isCitedBy	http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-S5760434-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3977839-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3591468-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4003760-A

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