fieldsdf                Fields data frame
get_endpoints           Get endpoints
get_fields              Get list of retrievable fields
get_ok_pk               Get OK primary key
qry_funs                List of query functions
retrieve_linked_data    Retrieve Linked Data
search_pv               Search PatentsView
unnest_pv_data          Unnest PatentsView data
with_qfuns              With qry_funs
