Patent classifications
Y
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Load children
Y10
TECHNICAL SUBJECTS COVERED BY FORMER USPC
Load children
Y10T
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
Load children
Y10T29/49
Method of mechanical manufacture
Load children Filter patents View analytics View as hierarchy
Y10T29/49764
with testing or indicating
Load children Filter patents View analytics View as hierarchy
Y10T29/49769
Using optical instrument [excludes mere human eyeballing]
Filter patents View analytics View as hierarchy