TY - GEN AU - Albert A Feldmann C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1957-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.CIRC.587 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1957 TI - Circular of the Bureau of Standards no. 587::electroforming of waveguide components for the millimeter-wavelength range ER -