A grid, a filter, a graticule, a mesh, a light chopper disc, a heat sink plate, a heater element, a screen, colour TV mask, a diaphragm, a shim, a gasket, a washer, a spring, a link, a probe, a magnetic recording head, a circuit lead frame, an encoder disc, an item of jewelry, a rule, a scale, a clutch plate, an emitter contact, a micro reactor, a suspension lead, an ink jet nozzle plate, a stencil, a razor foil, a bearing, an edge filter, a logo, a nameplate, a decorative plaque, an instrument case, a box, an enclosure and a potentiometer case having a chemically etched surface pattern or design made by a process as claimed in.
一个网格，一个过滤器，一标线，一个网格，一辆轻型直升机光盘，散热片板，一个加热元件，屏幕，彩色电视面具，膜片，一个垫片，垫圈，洗衣机，弹簧，一个链接，一个探测器，磁性记录磁头，电路引线框架，编码器光盘，一饰物，一种规则，一个规模，一个离合器片，一个发射接触，微型反应堆，导致项目暂时停工，一喷墨喷嘴板，模具，剃须刀片，轴承，一个边缘滤波器，一个标志，一个铭牌，装饰牌匾，一个仪器的情况，一个盒子，一个外壳和一个电位计有一块化学腐蚀的表面图案或设计言一个声称英寸进程
Xamples of specific articles are a grid, a filter, a graticule, a mesh, a light chopper disc, a heat sink plate, a heater element, a screen, colour TV mask, a diaphragm, a shim, a gasket, a washer, a spring, a cog, a link, a probe, a magnetic recording head, a circuit lead frame, an encoder disc, an item of jewelry, a rule, a scale, a clutch plate, an emitter contact, a micro reactor, a suspension lead, an ink jet nozzle plate, a stencil, a razor foil, a bearing, an edge filter, a logo, a nameplate, a decorative plaque, an instrument case, a box, an enclosure and a potentiometer case made by the process of the present invention.
specially preferred articles are those wherein the etchant fully penetrated the metal or alloy in the article具体条款的例子有一个网格，过滤器，一标线，一个网格，一辆轻型直升机光盘，散热片板，一个加热元件，屏幕，彩色电视面具，膜片，一个垫片，垫圈，洗衣机，春天，一个齿轮，一个链接，一个探测器，磁性记录磁头，电路引线框架，编码器光盘，一饰物，一种规则，一个规模，一个离合器片，一个发射联络时，微型反应堆，项目一暂停铅，1喷墨喷嘴板，模具，剃须刀片，轴承，一个边缘滤波器，一个标志，一个铭牌，装饰牌匾，一个仪器的情况，一个盒子，一个外壳和一个电位案件过程中作出了本发明的。