from "Wood-working Tools; How To USe Them - A Manual" published by D.C.Heath & Co. Publishers, 1896 no author listed 粉筆 距離 標記 對齊粉筆線
An experimental apparatus to measure the diffusion or permeability of a compound through a membrane using a refractive index sensor 儀器 傳播 工程 擴散和滲透率測量儀器-折射率
Background of kitchen vector items - hope you'll find all the kitchen vectors you need with this pack 刀 杯 勺子 Kitchen Vector Items Background
Set of Wall Clocks With Another Times by Vector Graphics 精度 報警 類比 Set of Wall Clocks With Another Times
A speedometer or measurement tabs that gauge and measure the speed of a vehicle 汽車 背景 自動 Measurement Speedometer Tabs
Decorate your historical projects or your antique shop with this retro old clock vector 箭頭 舊 年份 Old Clock
Various measurement tabs and tools vectors. They can be some useful illustrations, when you need to design something that is related to measuring activity in education or office 線 辦公室 工具 Measurement Tab Vectors
Background of kitchen vector items, flat style - this kitchen vector background would be great for any eating or food related project 模式 卡通 模式 Flat Kitchen
Background of kitchen vector items, flat style - this kitchen vector background would be great for any eating or food related project 模式 卡通 模式 Flat Kitchen
Label of size and colorful small, medium, and large measurement tabs vectors for clothing 光面紙 標籤 不乾膠標籤 Measurement Tabs Vector Pack
Illustrations of pastel colored desktop clock vectors - some modern and some retro style 時鐘 數位 時間 Pastel Clock Vector Pack
Six digital desktop clock vectors that you can use for personal or commercial use 時鐘 數位 時間 Digital Desktop Clock Vector Pack
My 2nd remix of a Futuristic Calculator. This time I've added more detail. The formulas are for looks (grin), although I would like this device to be real. Thanks go to the following Open Clip Art Artist: Mathafix for calculatrice.svg, Ilnanny for the battery 1329015443.svg, Bnsonger47 for WirelessIcons.svg 代數 未來 電池 科學太陽能計算機 2
An experimental apparatus to measure the diffusion or permeability of a compound through a membrane using a mass spectrometer 儀器 傳播 工程 擴散和滲透率測量儀器-質譜儀
Several brushed metal UI elements - on/off buttons, search field, and measurement indicator and selector - PSD 時尚 現代 創意 Brushed Metal UI Elements Set PSD
Analog caliper icon â ruler measurement tool icon. Dark and light colors photoshop 現代 創意 Realistic Analog Caliper Icon
Crisp white and orange pixel measurement slider in PSD 時尚 現代 創意 Clean Orange Pixel Measurement Slider PSD
Background of kitchen vector items - hope you'll find all the kitchen vectors you need with this pack 刀 杯 勺子 Kitchen Vector Items Background
6 Intricate round gauges for displaying data - each with numbers and indices for measurement. PSD 時尚 現代 創意 6 Circular Gauge Data Displays Set PSD
Set of nine colorful kitchen vector flat icons with background. Dine and enjoy 圖示 刀 杯 Kitchen Vector Flat Icons
Superb vector gauges, great for dashboards and GUIs, 100% inkscape compatible 圖示 速度 米 Gauges vector-based - superb quality