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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '198') ORDER BY date ASC, patent, type

Total of 21 patents found where: Class is '174'; Subclass is '198';

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T / S Patent Date Description Patentee Category Assigned To
 1904
U 778,005 December 20, 1904 Electric Insulator
Pin hole with groove inside of pin hole & on pin		 BOOKER, Charles
 Pin  
 1910
U 974,177 November 1, 1910 Insulator for High Tension transmission systems
Suspension insulator with yieldable slugs to distribute strain pressure		 NOEGGERATH, Jakob E.
 Suspension General Electric Co.
 1917
U 1,234,205 July 24, 1917 Strain Insulator
Suspension using metal jaws inside to secure pin instead of using cement		 OSBORNE, David H.
 Suspension Locke Insulator Mfg. Co.
U 1,238,768 September 4, 1917 Insulator
Suspension cap and pin to improve strength of connection		 HILL, Gregory C.
 Suspension  
U 1,246,461 November 13, 1917 Strain Insulator
Suspension metal cap design		 PLIMPTON, Bentley A.
 Suspension  
U 1,251,097 December 25, 1917 Strain Insulator
Suspension using metal rings to secure pin and cap		 PECK, John M.
 Suspension Locke Insulator Mfg. Co.
 1918
U 1,266,711 May 21, 1918 Strain Insulator
Suspension metal cap design		 PLIMPTON, Bentley A.
 Suspension  
 1919
U 1,306,670 June 10, 1919 Insulating Support
Suspension cap and pin to improve strength of connection		 LANYON, Samuel H.
 Suspension  
U 1,324,559 December 9, 1919 Insulating Support
Suspension cap and pin to improve strength of connection		 LANYON, Samuel H.
 Suspension  
 1921
U 1,398,937 November 29, 1921 Suspension Insulator
A suspension insulator with pressed on metal cap and special pin that does not require cement.		 CAROLUS, Max
 Suspension  
 1922
U 1,406,953 February 14, 1922 Strain Insulator
Suspension with special slotted cap and pin to improve cement joint		 GODDARD, Walter T.
 Suspension Locke Insulator Corp.
 1924
U 1,515,755 November 18, 1924 Suspension Insulator
Suspension, special pin design		 ROHDE, Fritz
SCHWINNING, Max
 Suspension Nora Pfannenstiel
 1926
U 1,608,029 November 23, 1926 Insulator
Suspension insulator		 LOCKE, Fred M.
 Suspension  
 1927
U 1,617,154 February 8, 1927 Insulator
Suspension with metal eye-bolt pin and cap with special securing clips		 GOUVERNEUR, Minor F. H.
 Suspension Locke Insulator Corp.
 1929
U 1,729,532 September 24, 1929 Electrical Insulator
Cap and pin design for suspension insulator		 ZIESCHE, Otto Paul
 Suspension Hermsdorf-Schomburg-Isolatoren G. M. B. H.
U 1,738,188 December 3, 1929 Insulating Support
Suspension cap, pin and connector		 LANYON, Samuel Herbert
 Suspension Lapp Insulator Co.
 1932
U 1,868,479 July 26, 1932 Compensating Strut Type Insulator
Suspension insulator cap and pin with special rings to aid strength of cement joint		 AUSTIN, Arthur O.
 Suspension The Ohio Brass Co.
 1935
U 1,994,265 March 12, 1935 Insulator
Suspension cap design to allow for expansion of the cap without breaking off the insulator head		 AUSTIN, Arthur O.
 Suspension The Ohio Brass Co.
U 1,994,266 March 12, 1935 Insulator
Suspension cap design to allow for expansion of the cap without breaking off the insulator head		 AUSTIN, Arthur O.
 Suspension The Ohio Brass Co.
 1938
U 2,106,667 January 25, 1938 Mounting of Electric Insulators
Use of an elastic ring around pin to absorb tension and strain to prevent breaking insulator		 THIRY, Leon
 Pin  
 1943
U Specimen known 2,311,779 February 23, 1943 Insulating Apparatus For Electric Fences
Knob for fence post (porcelain SURGE insulator) (see 2,350,420) (see design 126,721) (see design 126,722) (see 2,454,348) [see picture 170540955]		 SCHILLING, Lorell John
 Electric Fence Babson Brothers Co.

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