Patent Dec 19, 1871

Collections : Date: Dec. 19, 1871

Patent No. 122,015, dated December 19, 1871.
Moulding Glass Telegraph Insulators

Patent for Improvements In molding glass insulators (3-Pice mold)


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CD 120 - PATENT - DEC. 19, 1871 - [070] Yellow Green Tint. The dome has a sharp profile - (*SK)
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CD 120 - PATENT - DEC. 19, 1871 - [080] - Light Green - (*SK)
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CD 120 - PATENT - DEC. 19, 1871 - [060] Yellow Olive Green - (*DA)
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CD 120 - PATENT - DEC. 19, 1871 - [060] Olive Green - (*KJ)
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CD 124 - PATENT - DEC. 19, 1871 - [020] - Clear - Hard to find in Clear - (*SK)
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CD 125 - W.U. - [060] - Aqua - Very tough "Transition" mold embossing. They converted the 1871 mold to a mold with Drip Points and patent date. Only about 12 of these are known. Most if not all of them are from Detroit - (*SK)
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CD 125 - PATENT - DEC. 19, 1871 - [070] - Light Green Aqua - This is the only Style of CD 125 not found in Detroit - (*SK)
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CD 125 - W.U. - [040] - Near Clear. Very hard to find color for one of these. - (*CE)
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CD 127.4 - PATENT - DEC. 19, 1871 - [010] - Sage Green. Tough to find color and style. One of the older threaded Hemingray insulators. - (*SK)
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CD 131.4 - PATENT - DEC. 19, 1871 - [010] - Light Green. One of the older threaded Hemingray insulators. - (*SK)
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CD 132 - DEC. 19, 1871. - [010] - Fizzy Aqua - (*AW)
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CD 132 - DEC. 19, 1871. - [010] - Light Purple. - Rare color in a hard to find embossing. - (*SK)
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CD 132 - DEC. 19, 1871. - [010] - Dark Yellow Green. - Rare color in a hard to find embossing. - (*DA)
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CD 132 - DEC. 19, 1871. - [030] - Dark Yellow Green. - (*GB)
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CD 133 - DEC. 19, 1871. - [020] - Dark Green. - (*DA)
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CD 133.1 - PATENT - DEC. 19, 1871 - [030] - Apple Green - (*SK)
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CD 133.1 - PATENT - DEC. 19, 1871 - [030] - Purple Tint - (*SK)
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CD 133.4 - PATENT - DEC. 19, 1871 - [010] - Yellow Green w/ Amber - (*DA)
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CD 133.4 - PATENT - DEC. 19, 1871 - [010] - Milky Aqua - (*AW)
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CD 133.4 - PATENT - DEC. 19, 1871 - [010] - Light Sapphire Blue - Only one known in this color. - (*SK)
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CD 133.4 - PATENT - DEC. 19, 1871 - [010] - Medium Sapphire Blue - Only one known in this color. - (*SK)
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CD 133.4 - PATENT - DEC. 19, 1871 - [010] - Sapphire Blue - Only one known in this color. - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [030] - Peacock Blue - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [030] - Olive Green - (*KJ)
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CD 134 - PATENT - DEC. 19, 1871 - [060] - Sky Blue - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [040] - Light Blue - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [040] - Off Clear with Milk - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [020] - Light Apple Green - (*SK)
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CD 134 - PATENT - DEC. 19, 1871 - [004] - Light Green - (*SK)
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CD 732.2 - PATENT - DEC. 19, 1871 - [010] - Light Purple - (*BM / SK)

Photo compliments of:
(*AW) = Andy Wadysz
(*BM) = Bill Meier
(*BM / SK) = Photo by Bill Meier, Digitally repaired by Shaun Kotlarsky
(*CE) = Curtis Erickson
(*DA) = Dwayne Anthony
(*GB) = Graham Barns
(*KJ) = Keven Jacobson
(*SK) = Shaun Kotlarsky

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