WebJan 1, 1982 · The descriptor heading includes the patent number, a unique Derwent accession number which identifies that family of patents, the patentee 60 Recent Developments in Derwent Publications' Patent Information Services PHIG W04 A6259 Y/04 = GB 1551-070 W: W1: Dropout detector for video recorder-has gain controlled … WebPopular related forms of Derwent (OUTSIDE TOP 2000) listed in the Top 2000 are Darwin (#907 THE PREVIOUS YEAR), Darwyn, Derwin and Durwin. These relations of Derwent …
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WebDerwent Primary Accession Number A unique identification number assigned by Derwent to the first patent in each patent family, and therefore to the record created for that family. The format of each number is the year of publication and a six-digit serial … Web3 The Indexing section includes the Derwent basic patent and application numbers. Patent family details are displayed on the Family tab. 4 Also PNA and PDA. 5 Also APNA and APDA. ... Accession number AN an(2004748020) A unique document identification number assigned by the information provider. Any number, in cramping lower back pain third trimester
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Web3 Patent Number(s): CN102208735-A Title: Rare-earth activated boron molybdate crystal-based terahertz laser is obtained using rare-earth ion activated boron molybdate laser crystal and nonlinear optical ... Derwent Primary … WebDerwent Data Analyzer to Derwent Innovation Field Map (v8.0) Notes: Best Available preference order is indicated with " > " (1st) > (2nd) > (3rd) etc. Derived Fields that require more than one DI field are indicated with " + " (DI field 1) + (DI field 2) + (DI field 3) etc. DDA Field Name. DI Field Name. DI Tag. WebThe Derwent Patent Citation Index is fully integrated in DWPI, covering backward and forward patent citations, as well as literature citations of 32 patent authorities. Additional … cramping machines per cables