invention
unique or novel device, method, composition or process
Internet
global system of connected computer networks based on IP addressing and routing protocols
computer
general-purpose device for performing arithmetic or logical operations
phonograph
device for the analogue recording and reproduction of sound
Leonardo's aerial screw
design for a protoytpe helicopter by Leonardo da Vinci
Alexanderson alternator
electromechanical generator of high-frequency, high-power current for radio transmitters
Doherty amplifier
type of efficient radio frequency amplifier combining a low-power and a high-power amplifier connected in parallel to a common load
method
category of patentable things in US patent law
Great Kite
wooden machine designed by Leonardo da Vinci
fifth wheel
invention by Brooks Walker
Internet Protocol
communication protocol that allows connections between networks
Leonardo's robot
humanoid automaton designed by Leonardo da Vinci
burning glass
large convex lens that can concentrate the sun's rays onto a small area, heating up the area and thus resulting in ignition of the exposed surface
Dr Pepper
carbonated soft drink
Digesting Duck
1739 automaton in the form of a duck
Blackmer gain cell
four-transistor log-antilog voltage controlled amplifier for professional audio designed by David Blackmer
Post-it Note
small piece of paper with a re-adherable strip of glue on its back
Nernst lamp
early form of incandescent lamp
Leonardo's fighting vehicle
precursor to the tank invented by Leonardo da Vinci
machine taper
system for securing cutting tools or toolholders in the spindle of a machine tool or power tool
Lally column
structural steel column filled with concrete
Ultra-linear
type of valve power amplifier stage employing pentodes or tetrodes
ground carriage
aircraft undercarriage connected to the ground as opposed to carried by the aircraft
Wire recording
early magnetic recording technology
electrical generator
device that converts mechanical energy to electrical energy
Barker lever
pneumatic device for decreasing the resistance of the keys of the organ keyboards.
Dolby SR
professional analogue noise reduction system
Four Great Inventions
inventions from ancient China
Fisk metallic burial case
sealed cast iron coffin
The Eureka
machine for generating Latin verses
adaptive biasing
technology of continuously varying the bias current according to the level of high-frequency audio signal
laptop
personal computer that is foldable and portable
Mercator projection
cylindrical map projection invented by Gerardus Mercator in 1569
Leonardo's crossbow
series of shooting weapon schematics by Leonardo da Vinci
Crispy Crunch
Canadian chocolate bar
automaton
self-operating machine
article of manufacture
in United States patent law, one of the four principal categories of things that may be patented
Venus for Men
penis-stimulating reciprocating sex machine
windowed envelope
envelope with clear area for recipient's name and address
Philips-Miller Film Recording
mechanical sound recording process using filmstrip as medium
equal Earth projection
pseudocylindrical, equal-area map projection
incandescent light bulb
electric light using a wire filament heated by a current passing through it, until it glows
mechanical calculator
mechanical machine for arithmetic operations for absolute calculators
Barlow's wheel
early demonstration of an electric motor
Whirlpool Aero Car
geographical object
opera hat
collapsible hat styled like a top hat