-
121.
Bookbinders
Subjects
-
122.
Boring
Subjects
Mining engineeringHydraulic engineering
-
123.
Breakwaters
Subjects
Hydraulic structuresHarbors
-
124.
Brick building
Subjects
-
125.
Bridges
Subjects
Civil engineering
-
126.
Broadcasting
Subjects
Audio-visual materialsTelecommunication
-
127.
Bubble chambers
Subjects
Ionization chambers
-
128.
Buses
Subjects
AutomobilesCommunicationsTransportation
-
129.
Cable railroads
Subjects
Wire-rope transportation
-
130.
Cables (Telecommunication)
Genre/Form
Equipment
-
131.
CAD/CAM systems
Subjects
-
132.
Calculators
Subjects
Mathematical instrumentsOffice equipment and supplies
-
133.
Calculators
Genre/Form
Equipment
-
134.
Calibration
Subjects
Physical measurementsStandardization
-
135.
Camera batteries
Genre/Form
Equipment
-
136.
Camera carrying bags
Genre/Form
Equipment
-
137.
Canals
Subjects
Civil engineeringHydraulic structuresInland navigationTransportation
-
138.
Canoes
Subjects
Boats and boatingAquatic sports
-
139.
Capacitors
Subjects
Electric apparatus and appliancesElectrostaticsStorage of energy
-
140.
Card readers
Genre/Form
Equipment
-
141.
Cathode ray oscillografs
Subjects
Oscillographs
-
142.
Cathodic protection
Subjects
Corrosion and anti-corrosives
-
143.
Cattle trails
Subjects
Trails
-
144.
Cell phone systems
Subjects
Mobile communication systems
Last updated dated: 15/09/2024