-
745.
Paper mills
Subjects
Mills
-
746.
Paper recycling
Subjects
PaperWaste products
-
747.
Parking garages
Subjects
Garages
-
748.
Particle accelerators
Subjects
AtomsElectronicsNuclear physicsParticle physics
-
749.
Passenger ships
Subjects
Merchant ships
-
750.
Pavements
Subjects
-
751.
Peer-to-peer architecture (Computer networks)
Subjects
Computer network architectures
-
752.
Permanent magnets
Subjects
Magnets
-
753.
Personal transporters
Subjects
Vehicles
-
754.
Petroleum chemicals industry
Subjects
Petroleum industry and trade
-
755.
Petroleum engineering
Subjects
Mining engineering
-
756.
Petroleum industry and trade
Subjects
Energy industries
-
757.
Petroleum pipelines
Subjects
Pipe
-
758.
Petroleum prospecting
Subjects
Petroleum engineeringProspecting
-
759.
Petroleum refineries
Subjects
Petroleum refining
-
760.
Pharmaceutical technology
Subjects
-
761.
Phase-locked loops
Subjects
Electric oscillators
-
762.
Philosophy of technology
Subjects
-
763.
Phonograph
Subjects
-
764.
Phonograph records
Subjects
Sound recordings
-
765.
Photoelectric cells
Subjects
-
766.
Photographic equipment
Subjects
-
767.
Photographic industry
Subjects
-
768.
Photorefractive materials
Subjects
Last updated dated: 24/11/2024