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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'WITHYCOMBE') AND (first_name = 'Frederick H.') ORDER BY date ASC, patent, type

Total of 6 patents found where: Last Name is 'WITHYCOMBE'; First Name is 'Frederick H.';

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T / S Patent Date Description Patentee Category Assigned To
 1899
U Specimen known 633,173 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - horizontal ridges		 WITHYCOMBE, Frederick H.
 Insulator 11/20 to Clement H. McLeod
U Specimen known 633,174 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - spiral ridges		 WITHYCOMBE, Frederick H.
 Insulator 11/20 to Clement H. McLeod
U Specimen known 633,175 September 19, 1899 Insulator
CD 121 and CD 143 with external projections to absorb mechanical shock - projections		 WITHYCOMBE, Frederick H.
 Insulator 11/20 to Clement H. McLeod
U Specimen known 633,176 September 19, 1899 Insulator
CD 121 and CD 143 with external depressions to absorb mechanical shock		 WITHYCOMBE, Frederick H.
 Insulator 11/20 to Clement H. McLeod
D Specimen known 31,798 November 7, 1899 Design for an Insulator
CD 143 with diagonal spiral ridges		 WITHYCOMBE, Frederick H.
 Pin-type 11/20 to Clement Henry McLeod
D Specimen known 31,799 November 7, 1899 Design for an Insulator
CD 121 and CD 143 with vertical ridges		 WITHYCOMBE, Frederick H.
 Pin-type 11/20 to Clement Henry McLeod

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