-
121.
Bookbinders
Subjects
-
122.
Boring
Subjects
Mining engineeringHydraulic engineering
-
123.
Breakwaters
Subjects
Hydraulic structuresHarbors
-
124.
Brick building
Subjects
-
125.
Bridges
Subjects
Civil engineering
-
126.
Broadband communication systems
Subjects
Telecommunication systems
-
127.
Broadcasting
Subjects
Audio-visual materialsTelecommunication
-
128.
Bubble chambers
Subjects
Ionization chambers
-
129.
Buses
Subjects
AutomobilesCommunicationsTransportation
-
130.
Cable railroads
Subjects
Wire-rope transportation
-
131.
Cables (Telecommunication)
Genre/Form
Equipment
-
132.
CAD/CAM systems
Subjects
-
133.
Calculators
Subjects
Mathematical instrumentsOffice equipment and supplies
-
134.
Calculators
Genre/Form
Equipment
-
135.
Calibration
Subjects
Physical measurementsStandardization
-
136.
Camera batteries
Genre/Form
Equipment
-
137.
Camera carrying bags
Genre/Form
Equipment
-
138.
Canals
Subjects
Civil engineeringHydraulic structuresInland navigationTransportation
-
139.
Canoes
Subjects
Boats and boatingAquatic sports
-
140.
Capacitors
Subjects
Electric apparatus and appliancesElectrostaticsStorage of energy
-
141.
Card readers
Genre/Form
Equipment
-
142.
Cathode ray oscillografs
Subjects
Oscillographs
-
143.
Cathodic protection
Subjects
Corrosion and anti-corrosives
-
144.
Cattle trails
Subjects
Trails
Last updated dated: 01/12/2024