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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'S. Porter & L. M. Monroe') ORDER BY date ASC, patent, type

Total of 1 patents found where: Assigned To is 'S. Porter & L. M. Monroe';

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T / S Patent Date Description Patentee Category Assigned To
U Specimen known 71,564 November 26, 1867 Improvement in Telegraph Insulators
Metal shell lined with glass or porcelain with wooden pin and paraffin cavity
WOOD, Merritt L.
Metal 2/3 to S. Porter & L. M. Monroe

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