复古工业专利蓝图

绘制一张[subject]的详尽蓝图示意图，采用20世纪初工业专利的风格：清晰的蓝色墨线、白色技术线稿、分解图、正投影视图细节、棱角分明的标注、盖印的图表编号，以及精密制图美学和复古工程展示风格。

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A detailed blueprint schematic of [subject], illustrated in the style of an early 20th-century industrial patent, crisp blue ink, white technical linework, exploded views, orthographic details, angular labels, stamped diagram codes, precision drafting aesthetics, vintage engineering presentation

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