Obtaining and Investigating Unconventional Sources of Radioactivity von Lapp, David R.

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Exploring 'extreme' physics with an inexpensive plastic toy popper von Lapp, David R

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Teaching Nuclear Radiation and the Poisoning of Alexander Litvinenko von Lapp, David R.

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Flawed slide whistles are put to good use in frequency studies von Lapp, David R

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Building a copper pipe 'xylophone' von Lapp, David R

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The X-ray Shoe Fitter — An Early Application of Roentgen's ‘New Kind of Ray’ von Lapp, David R.

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Enclosures having a friction stir weld, precursors thereof having a metal base having a recess and a metal cover, and related methods von Severson, Samuel Edward, Coffey, Jerome Thomas, Lapp, David R

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Enclosures, devices with a friction stir weld, precursors thereof, and related methods von Severson, Samuel Edward, Culver, Darrel R, Bruce, Jeffrey L, Coffey, Jerome Thomas, Lapp, David R, Fitzgerald, David G

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ENCLOSURES, DEVICES WITH A FRICTION STIR WELD, PRECURSORS THEREOF, AND RELATED METHODS von Severson, Samuel Edward, Culver, Darrel R, Bruce, Jeffrey L, Coffey, Jerome Thomas, Lapp, David R, Fitzgerald, David G

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Enclosures, devices with a friction stir weld, precursors thereof, and related methods von Severson, Samuel Edward, Culver, Darrel R, Bruce, Jeffrey L, Coffey, Jerome Thomas, Lapp, David R, Fitzgerald, David G

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Contamination control for a disc drive von BEATTY PAUL ALLISON, LAPP DAVID R

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Methods and devices for sealing hard drives von Fitzgerald David G, Severson Samuel Edward, Coffey Jerome Thomas, Lapp David R

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METHODS AND DEVICES FOR SEALING HARD DRIVES von Fitzgerald David G, Severson Samuel Edward, Coffey Jerome Thomas, Lapp David R

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METHODS AND DEVICES FOR SEALING HARD DRIVES von Low Kok Chai, Seibert Edward J, Fitzgerald David G, Marrero Sonia, Croxall Jeffrey James, Rosner Wolfgang, Gibbs Robert M, Lapp David R, Gunderson Neal F

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Methods and devices for sealing hard drives von Low Kok Chai, Seibert Edward J, Fitzgerald David G, Marrero Sonia, Croxall Jeffrey James, Rosner Wolfgang, Gibbs Robert M, Lapp David R, Gunderson Neal F

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Single piece air diverter for a data storage device von ALT ROBERT A, SORRELL JASON A, LAPP DAVID R, RENKEN FREDERICK P

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Single piece air diverter for a data storage device von Sorrell, Jason A, Renken, Frederick P, Alt, Robert A, Lapp, David R

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Disc drive integral actuator pins von MCREYNOLDS DAVE P, LAPP DAVID R, BERNETT FRANK W

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SINGLE PIECE AIR DIVERTER FOR A DATA STORAGE DEVICE von ALT ROBERT A, SORRELL JASON A, LAPP DAVID R, RENKEN FREDERICK P

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Single piece air diverter for a data storage device von Sorrell, Jason A, Renken, Frederick P, Alt, Robert A, Lapp, David R

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