https://biz.prlog.org/tag/mechanical-effects/ mechanical effects - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/custompropshop/ Custom built props, sets, themed environments, mechanical effects, signs and miniatures for Hollywood studios; TV, commercial and print ad producers; corporate PR departments; ad agencies; event planners; restaurants; theme parks; and the general consumerThu, 20 Oct 2011 15:52:42 GMT