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microfilming
microfilms
kinematograph
microfilmed
gravimeter
microfilm
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photolithography
microfiche
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voyager golden record
spectrophotometer
radioteletype
mimeograph
a museum exhibit
microforms
microtome
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film projector
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GIF 动图
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microfilming
microfilms
kinematograph
gravimeter
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microfilmed
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photolithography
microfiche
galvanometer
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microtome
gravimetric
microfilms
micromachining
microfilming
mimeograph
double head microscope
microfilmed
microfilm
photolithographic
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moviola
wooden cable reel
cable reel
brake mechanism
straw press
film projector
microtome
grammophon
micrometer
microfilming
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moviola
microfilming
double head microscope
photolithography
photolithographic
enlarger
cinematograph
film projector
filming equipment
kinematograph
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microfilming
film projector
galvanometer
twin-lens reflex
twin lens reflex
movie camera
double head microscope
cinematronics
cinematograph
photomultiplier
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index card box
standing desk
open hardware
microfilming
ballot box
cubesat
theremin
microfilms
vintage box camera
kinetoscope
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mimeograph
linotype
radioteletype
microfilming
teletype
microfilmed
teletypes
gestetner
microfilms
lectotype
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microfilming
microfilm
microfilmed
microfilms
microfiche
galvanometer
radio device
gravimeter
heathkit
kinematograph
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double head microscope
plasma lamp
kinematograph
spectrophotometric
photoacoustic
spectrometers
photoluminescence
spectroscopy
energy-saving lamp
photolithography
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radio device
portable radio
tube radio
heathkit
radiotelephone
radio for car
transmitter
radioteletype
radio set
transistorized
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microtome
kinematograph
spectrometer
micrometer
microfilming
seismograph
magnetron
microfilmed
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microfilm
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old calculating machine
teletypewriter
reich cash register
radiotelegraph
teletype
eniac
codebreakers
typewriters
heathkit
calculating machine
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microfilming
twin-lens reflex
mac pro and pro display xdr
stereoscope
spectrograph
spectrometer
twin lens reflex
cubesat
srl camera
film projector
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old calculating machine
galvanometer
microfilming
calculating machine
clockmaking
steampunk gears
gravimeter
clockmakers
clockmaker
kinematograph
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shopwindow
open hardware
display window
sewing room
shop window
goldsmithing
jewelry manufacturing
bannack assay office
toolmaking
shoemaking
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linotype
mimeograph
old calculating machine
teletype
radioteletype
microfilming
typesetters
microfilmed
gestetner
typewriters
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film projector
movie projector
cinematograph
microfilming
projectionists
movie camera
film reel
cinematronics
projectionist
cable reel
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teletype
teletypewriter
computer case
radioteletype
telephone handset
vintage telephone
microtome
olivetti
old calculating machine
computer mouse
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photolithographic
photolithography
stereolithography
microtome
nanolithography
gravimeter
calorimeter
prefabrication
milling machine
microfabrication
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kienholz
director desk
radioteletype
computer room
radio set
control desk
sound table
teletypewriter
teletype
microfilming