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Facts about "Patent-US-2162223.pdf"
Application dateMarch 31, 1937 +
Application number133935 +
Assigned toL. E. Waterman Company +
Invented byGabriel Larsen +
Mention patentFile:Patent-US-D105022.pdf +
Patent dateJune 13, 1939 +
Patent descriptionFinestra trasparente +
Patent number2162223 +
Patent titleFountain pen barrel +
Patented byWaterman +
Patented inUS +
Priority dateMarch 31, 1937 +