-
769.
Physical instruments
Subjects
Scientific apparatus and instruments
-
770.
Piezoelectricity
Subjects
CrystallographyElectricity
-
771.
Pilot guides
Subjects
NavigationPilotage
-
772.
Pilotage
Subjects
Maritime contractsHarbors
-
773.
Pipe
Subjects
Hydraulic structuresTransportation
-
774.
Pistols
Subjects
WeaponsFirearms
-
775.
Plant biotechnology
Subjects
Agricultural biotechnology
-
776.
Plastics industry
Subjects
Chemical industry
-
777.
Plates (Engineering)
Subjects
Structural analysis (Engineering)
-
778.
Plating
Subjects
-
779.
Plows
Subjects
Agricultural instrumentsAgricultural machinery
-
780.
Plumbing
Subjects
Environmental engineering (Buildings)
-
781.
Pneumatic control
Subjects
Automatic control
-
782.
Pneumatic machinery
Subjects
Compressed airPneumatics
-
783.
Polikarpov aircraft
Subjects
Fighter planes
-
784.
Polil (Trademark)
Subjects
Trademarks
-
785.
Pollution
Subjects
Effect of human beings on naturePublic health
-
786.
Popular (Trademark)
Subjects
Trademarks
-
787.
Portable computers
Subjects
Mobile computingMicrocomputers
-
788.
Postharvest technology
Subjects
-
789.
Powder metallurgy
Subjects
-
790.
Power electronics
Subjects
ElectronicsElectric power
-
791.
Power resources
Subjects
Natural resources
-
792.
Power windows
Subjects
Last updated dated: 20/10/2024