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Dr. Grabow Pipe History Timeline: Difference between revisions
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(Created page with "'''''The following chronology is the work of Russell McKay, and is from his website [http://www.drgrabow-pipe-info.com/grabowtimeline09.html DrGrabow-pipe-info.com]. It appear...") |
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*1944, late- Perhaps in concert with name and logo change, SPADE emblem first appears in ad that I can tell. (RJM) | *1944, late- Perhaps in concert with name and logo change, SPADE emblem first appears in ad that I can tell. (RJM) | ||
*1945 Linkman now about 74 years old. (DRB) | *1945 Linkman now about 74 years old. (DRB) | ||
*1945 | *1945 [[VanRoy]] ad shows it was AJUSTO that year. | ||
*1946, January 25th. David P. Lavietes files for AJUSTOMATIC patent stem to shank threading system, later Patent #2461905. (DRB) | *1946, January 25th. David P. Lavietes files for AJUSTOMATIC patent stem to shank threading system, later Patent #2461905. (DRB) | ||
*1946, December 16th. Address still shown as 1150 Fullerton in Chicago per an actual invoice with that date. (RJM) | *1946, December 16th. Address still shown as 1150 Fullerton in Chicago per an actual invoice with that date. (RJM) | ||
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*1949, January 7th. Sparta Industries incorporates from previous Sparta Pipes Inc., in NC (DRB) | *1949, January 7th. Sparta Industries incorporates from previous Sparta Pipes Inc., in NC (DRB) | ||
*1949, February 15th. David P. Lavietes gets patent for AJUSTOMATIC stem to shank threading system, Patent #2461905 (DRB) | *1949, February 15th. David P. Lavietes gets patent for AJUSTOMATIC stem to shank threading system, Patent #2461905 (DRB) | ||
*1949 | *1949 [[VanRoy]] pipes still selling as AJUSTOS, then, before Dr. Grabow becomes exclusive pipe w/Ajustomatic. | ||
*1950s Sparta begins making Dr. Grabow Filter pipes? (DRB) | *1950s Sparta begins making Dr. Grabow Filter pipes? (DRB) | ||
*1952, February 7th. HL&T (relocates?) incorporates in NC (DRB) | *1952, February 7th. HL&T (relocates?) incorporates in NC (DRB) | ||