 | United States. Patent Office - Patent laws and legislation - 1963 - 144 pages
...photolithographic reproduction or printer's proof copy may be used if otherwise suitable. Every line and letter must be black. This direction applies to all...must be clean, sharp, and solid, and they must not ba too fine or crowded. Surface Shading, when used, should be open. The requirements of this paragraph... | |
 | United States. Patent Office - Patent laws and legislation - 1892 - 122 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines, which may be about one-twentieth of an... | |
 | Henry A. Gaston - Commercial law - 1880 - 336 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...or crowded. Surface shading, when used, should be left very open. Sectional shading should be by oblique parallel lines, which may be about one twentieth... | |
 | Orlando Bump - Copyright - 1884 - 912 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines, which may be about onetwentieth of an inch... | |
 | W. E. Stipp - Commercial law - 1894 - 200 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines, which may be about one twentieth of an... | |
 | Great Britain. Parliament. House of Commons - Great Britain - 1900 - 750 pages
...included, must be absolutely black. This direction applies to all lines, however fine, and to shading. Al! lines must be clean, sharp, and solid, and they must...crowded. Surface shading, when used, should be open. (4.) The signature of the proprietor of the trade-mark must be placed at the lower right-hand corner... | |
 | Nehemiah Hawkins - Mechanical drawing - 1902 - 328 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines about ^ of an inch apart. Solid black should... | |
 | Clarence Edwin Coolidge - Mechanical drawing - 1902 - 220 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines, which may be about one twentieth of an... | |
 | Bruce Wyman - Administrative law - 1903 - 668 pages
...to all lines, however flue, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines, which may be about one-twentieth of an... | |
 | Nehemiah Hawkins - Mechanical drawing - 1903 - 328 pages
...to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. All lines must be clean, sharp, and solid, and they...crowded. Surface shading, when used, should be open. Sectional shading should be made by oblique parallel lines about •£•$ of an inch apart. Solid... | |
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All drawings must be made with the pen only. Every line and letter (signatures included) must be absolutely black. This direction applies to all lines, however fine, to shading, and to lines representing cut surfaces in sectional views. 
