annular_width
board_edge
buried_via
clearance
condition
constraint
courtyard_clearance
diff_pair_gap
diff_pair_uncoupled
disallow
edge_clearance
footprint
graphic
hole
hole_clearance
hole_size
hole_to_hole
inner
layer
length
max
micro_via
min
npth
opt
outer
pad
pth
rule
silk_clearance
skew
text
text_height
text_thickness
track
track_width
version
via
via_count
via_diameter
zone