{"version":"1.0","provider_name":"\u30de\u30a4\u30b0\u30d5\u30e9\u30c3\u30b0","provider_url":"https:\/\/migflug.com\/ja","title":"Koolhoven | MiGFlug","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"hUW7kUnwY3\"><a href=\"https:\/\/migflug.com\/ja\/aircraft-manufacturers\/koolhoven\/\">\u30af\u30fc\u30eb\u30db\u30fc\u30d5\u30a7\u30f3<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/migflug.com\/ja\/aircraft-manufacturers\/koolhoven\/embed\/#?secret=hUW7kUnwY3\" width=\"600\" height=\"338\" title=\"&#8220;Koolhoven&#8221; &#8212; MiGFlug\" data-secret=\"hUW7kUnwY3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/migflug.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","description":"Order of Battle &middot; Aircraft manufacturers &middot; Netherlands Koolhoven N.V. Koolhoven Vliegtuigen &middot; N.V. Koolhoven Aeroplanes The Netherlands&rsquo; number two aircraft maker after Fokker built brilliant designs, sold fighters to France and trainers secretly to Republican Spain, and was wiped out in a single morning on 10 May 1940. 1926Founded Defunct 1956Status 9Aircraft on record CountryNetherlandsFounded1926FoundersFrederick (Frits) KoolhovenHeadquartersWaalhaven airfield, RotterdamStatusDefunct 1956 Share The story Koolhoven: the company and the aircraft that made its name A Dutchman in the British aircraft industry Frits Koolhoven learned his trade abroad. Born in Bloemendaal in 1886, he trained as an engineer in Li&#232;ge and Antwerp, worked for the Belgian car maker Minerva, and in [&hellip;]","thumbnail_url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:78--.b845\/w:auto\/h:auto\/q:96\/f:best\/https:\/\/migflug.com\/wp-content\/uploads\/2026\/06\/migflug-share-1200x630-1.jpg","thumbnail_width":1200,"thumbnail_height":630}