翻訳と辞書 |
Federal 500 siren : ウィキペディア英語版 | Federal 500 siren
The Federal 500 is an outdoor warning siren produced by Federal Signal Corporation from 1950 to 1981. ==History==
The Federal 500 was introduced around 1950 as a non-rotating, one-phase, 5 horsepower motor fire siren. A 10 horsepower dual-tone version called the 500T came out in 1954. The 550AT, a double-headed, rotating version of the 500T, was introduced and approximately fifty were manufactured before the model was discontinued in the early 1960s.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Federal 500 siren」の詳細全文を読む
スポンサード リンク
翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|