G09Level 2

EDUCATION

GET/api/v1/systems/patent_cpc/nodes/G09

Official DownloadPublic Domain

Hierarchy Explorer

Hierarchy ExplorerChevron to expand - click title to open

G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES

G09CCIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY

G09DRAILWAY OR LIKE TIME OR FARE TABLES

G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION

Cross-system equivalences0

No cross-system equivalences mapped for this node.

Report a data issue